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The Guide

Tutorials and answers for
your site

Written by the support team, from the questions we are really asked. Updated regularly.

A long JavaScript task is compared with shorter blocks that leave room for browser updates.
Featured
WordPress · 3 min

Fix WordPress INP when a good PageSpeed score hides slow interactions

Use field data and Chrome traces to identify slow WordPress interactions, reduce JavaScript work and test functional regressions.

Smiley Hoster TeamSmiley Hoster Team · November 13, 2026
Exim incident board showing an isolated SMTP source and controlled recovery.
Email · 2 min

Contain outbound spam after a cPanel SMTP account compromise

Smiley Hoster Team · November 15, 2026
Three stacked layers show WordPress, Redis and MySQL.
WordPress · 3 min

Configure Redis Object Cache for WooCommerce and measure the result

Smiley Hoster Team · November 15, 2026
A brand symbol inside an envelope connected to DMARC and certificate checks.
Email · 2 min

BIMI, VMC and CMC: prepare your company logo for Gmail

Smiley Hoster Team · November 14, 2026
A shield represents permission checks between clients and the REST API.
WordPress · 3 min

Secure the WordPress REST API without breaking site features

Smiley Hoster Team · November 14, 2026
DMARC staircase progressing from none through quarantine to reject.
Email · 2 min

Move to DMARC p=reject without blocking legitimate senders

Smiley Hoster Team · November 13, 2026
Three email checkpoints showing identity, consent and reputation.
Email · 2 min

Gmail, Outlook and Yahoo in 2026: check delivery before scaling email

Smiley Hoster Team · November 12, 2026
Side-by-side panels represent an Astro static frontend and a Next.js application.
WordPress · 3 min

Headless WordPress in 2026: choose Next.js or Astro with a working pilot

Smiley Hoster Team · November 12, 2026
A WordPress page connected to an on-demand AI service.
WordPress · 3 min

Add an AI chatbot to WordPress without slowing page loads

Smiley Hoster Team · November 11, 2026
Illustration of an order document with an edit icon and a cancel icon
Billing · 2 min

How to modify or cancel a hosting order before it is activated

Smiley Hoster Team · November 11, 2026
Illustration of a server rack with status lights
Billing · 2 min

VPS and dedicated server billing: resources and extra costs

Smiley Hoster Team · November 10, 2026
Three cPanel account resource panels, with the middle account highlighted for unusually high usage.
cPanel · 5 min

Find the cPanel account consuming excessive CPU, memory or disk I/O

Smiley Hoster Team · November 10, 2026
Illustration of a calendar with several renewal dates checked off
Billing · 2 min

Renewing several hosting plans and domains without missing a deadline

Smiley Hoster Team · November 9, 2026
Source and destination servers are linked by a transfer and web, SQL, mail and DNS checks.
cPanel · 3 min

Migrate a cPanel/WHM server with a verified cutover

Smiley Hoster Team · November 9, 2026
Separate gauges represent CPU, memory, I/O and concurrency limits.
cPanel · 3 min

Set CloudLinux limits for cPanel packages with a pilot test

Smiley Hoster Team · November 8, 2026
Illustration of a checkmark next to a verification magnifying glass
Billing · 2 min

Payment successful but service not active: what to check

Smiley Hoster Team · November 7, 2026
Shield protecting WHM, paired with an administrator key and a separate recovery route.
cPanel · 5 min

Harden WHM and cPanel without locking administrators out

Smiley Hoster Team · November 7, 2026
Illustration of a calendar with an overdue payment date
Billing · 2 min

Unpaid hosting invoice: what happens after the due date?

Smiley Hoster Team · November 6, 2026
A message branches into deferred, rejected and accepted outcomes.
cPanel · 3 min

Diagnose Gmail and Outlook delivery failures from cPanel

Smiley Hoster Team · November 6, 2026
Illustration of an invoice list with a download button
Billing · 2 min

How to find, download and understand your hosting invoices

Smiley Hoster Team · November 5, 2026
A readiness checklist covers access, services, network and final validation.
cPanel · 3 min

Harden a new cPanel/WHM server before onboarding clients

Smiley Hoster Team · November 5, 2026
Migration timeline between two servers showing copying, testing, write freeze and cutover.
cPanel · 6 min

Migrate multiple cPanel accounts with a controlled WHM cutover

Smiley Hoster Team · November 4, 2026
A central budget receives three cost lines: transfer, subscription and overlap.
Billing · 2 min

Budget for a hosting migration before switching providers

Smiley Hoster Team · November 3, 2026
IPv4 and IPv6 paths are compared before certificate validation.
cPanel · 3 min

Resolve an AutoSSL validation failure in cPanel/WHM

Smiley Hoster Team · November 3, 2026
Parallel rows separate hosting costs from domain renewal costs.
Billing · 2 min

Budget for renewal of a first-year included domain

Smiley Hoster Team · November 2, 2026
One cPanel account linked to process, database and traffic evidence.
cPanel · 3 min

Find the cPanel account behind a resource spike

Smiley Hoster Team · November 2, 2026
A needs checklist connects the current service to its next renewal date.
Billing · 2 min

Plan a hosting downgrade for the next renewal

Smiley Hoster Team · November 1, 2026
Certificate validation flow through DNS, domain control and certificate issuance, highlighting a DNS checkpoint.
cPanel · 5 min

Fix cPanel AutoSSL failures, excluded domains and renewal problems

Smiley Hoster Team · November 1, 2026
Three ascending steps represent the current plan, the quote and the upgraded plan.
Billing · 2 min

Check the prorated quote before upgrading your hosting

Smiley Hoster Team · October 31, 2026
A three-step sequence shows SQL capture, grouping and a controlled test.
cPanel · 3 min

Capture slow MySQL queries on a cPanel server

Smiley Hoster Team · October 31, 2026
A three-year timeline above a card representing the initial payment.
Billing · 2 min

Compare annual hosting with a two- or three-year commitment

Smiley Hoster Team · October 30, 2026
Memory budget divided between the operating system, MySQL and differently sized PHP pools.
cPanel · 5 min

Size PHP-FPM pools in WHM MultiPHP Manager without exhausting memory

Smiley Hoster Team · October 30, 2026
Two annual cards showing 204 and 432 MAD, joined into a 636 MAD total.
Billing · 2 min

Calculate a two-year budget for Start hosting

Smiley Hoster Team · October 29, 2026
CPU, RAM and disk cards lead to the service that needs investigation.
cPanel · 3 min

Diagnose high load on a cPanel/WHM server

Smiley Hoster Team · October 29, 2026
Diagnostic dashboard linking CPU, disk, PHP and database checks to a latency chart.
cPanel · 5 min

Diagnose a slow cPanel server before tuning CPU, disk, PHP or MySQL

Smiley Hoster Team · October 28, 2026
A DNS inventory branches into an active service and an abandoned target to remove.
Domains · 4 min

Prevent subdomain takeover by auditing dangling DNS records

Smiley Hoster Team · October 28, 2026
An order record shows two separate confirmations for cancellation and refund.
Billing · 4 min

Prepare a hosting cancellation and refund request

Smiley Hoster Team · October 28, 2026
Illustration of two coins, one MAD and one dollar, linked by exchange arrows
Billing · 6 min

Paying in MAD or USD: how to avoid conversion fees

Smiley Hoster Team · October 28, 2026
A diagnostic grid compares www and the apex through DNS, TLS, proxy and HTTP.
Domains · 4 min

Fix a website that works with www but not without it

Smiley Hoster Team · October 27, 2026
A path from computer through SSH to a private service marks three diagnostic checkpoints.
VPS · 2 min

Diagnose an SSH tunnel that no longer responds

Smiley Hoster Team · October 27, 2026
A firewall allows the admin address while separating other incoming connections.
VPS · 2 min

Restrict an existing UFW SSH rule to your admin address

Smiley Hoster Team · October 26, 2026
A customer envelope points to a team inbox marked with a confirmation check.
Email · 5 min

Check where replies to your emails arrive

Smiley Hoster Team · October 26, 2026
A checklist connects update configuration, simulation and follow-up.
VPS · 2 min

Audit automatic updates on your Ubuntu VPS

Smiley Hoster Team · October 25, 2026
An envelope connected to a product page with checks for product, language and offer.
Email · 2 min

Check where your Mailchimp campaign links lead

Smiley Hoster Team · October 25, 2026
Three separate checks show service state, website response and the alert recipient.
VPS · 2 min

Check a VPS service with systemd before escalating

Smiley Hoster Team · October 24, 2026
Campaign review sheet with three stages: observe, check, and test one change.
Email · 2 min

Review a Mailchimp campaign before your next send

Smiley Hoster Team · October 24, 2026
A backup timeline separates retained snapshots from proposed removals.
VPS · 2 min

Preview a restic retention policy for your VPS

Smiley Hoster Team · October 23, 2026
Two test paths: one address awaits confirmation, the other becomes subscribed after a click.
Email · 2 min

Test double opt-in on your Mailchimp signup form

Smiley Hoster Team · October 23, 2026
A key connects a personal computer to a VPS with a verified login.
VPS · 2 min

Set up a personal SSH key for your VPS

Smiley Hoster Team · October 22, 2026
Three-step flow showing campaign receipt, unsubscribe confirmation and a check of the contact status.
Email · 5 min

Test Mailchimp unsubscribes before a campaign

Smiley Hoster Team · October 22, 2026
Three checkpoints connect a domain to DNS records and sender validation.
Email · 4 min

Authenticate a Mailchimp domain before a campaign

Smiley Hoster Team · October 21, 2026
Three bars of different lengths accompany a magnifying glass over disk usage.
cPanel · 2 min

Find what uses your account's disk space in cPanel

Smiley Hoster Team · October 21, 2026
Trusted console and SSH prompt cards show matching fingerprint patterns for comparison.
VPS · 5 min

Verify a VPS host fingerprint before your first SSH login

Smiley Hoster Team · October 20, 2026
A clock accompanies three steps: command, interval and result.
cPanel · 2 min

Set up a cron job you can verify in cPanel

Smiley Hoster Team · October 20, 2026
An SSH alias connected to a card representing a test VPS.
VPS · 2 min

Create an SSH alias for the right VPS

Smiley Hoster Team · October 19, 2026
Two cards map a live website and a test website to separate directories.
cPanel · 2 min

Check a domain's document root before uploading in cPanel

Smiley Hoster Team · October 19, 2026
Two parallel DNS zones retain matching records during a provider cutover.
Domains · 4 min

Migrate DNS providers while keeping websites and email working

Smiley Hoster Team · October 18, 2026
A CAA policy filters certificate authorities before a certificate is issued.
Domains · 4 min

Set a CAA policy without breaking certificate renewal

Smiley Hoster Team · October 17, 2026
Three connected cards show recording the setup, testing PHP and deciding.
cPanel · 2 min

Test a PHP version on one domain with cPanel

Smiley Hoster Team · October 17, 2026
DS, DNSKEY and RRSIG links form a DNSSEC chain of trust.
Domains · 4 min

Troubleshoot DNSSEC SERVFAIL and verify the chain of trust

Smiley Hoster Team · October 17, 2026
A timeline connects an old IP address, a DNS cache and a new IP address.
Domains · 4 min

Diagnose stale DNS answers after changing a server IP

Smiley Hoster Team · October 17, 2026
Separate memory spaces for customers A and B divided by a boundary.
AI · 3 min

Verify AI agent memory isolation between customers

Smiley Hoster Team · October 16, 2026
A lamp image is compared with three visual catalog results.
AI · 3 min

Test visual search on your product catalog

Smiley Hoster Team · October 16, 2026
An event log and a magnifying glass highlight the rule to investigate.
Security · 2 min

Find the Cloudflare rule blocking a legitimate request

Smiley Hoster Team · October 16, 2026
Workflow from an agent to a draft and then a human review.
AI · 3 min

Limit a WordPress AI agent to preparing drafts

Smiley Hoster Team · October 16, 2026
Patch acceptance grid with three checked criteria and one item requiring review.
AI · 3 min

Evaluate a coding agent against your repository’s real rules

Smiley Hoster Team · October 15, 2026
Three linked seals represent the parent, DS record and signed zone.
Domains · 2 min

Enable DNSSEC on an established Cloudflare zone

Smiley Hoster Team · October 15, 2026
Central shield separates an allowed resource from a denied access attempt.
AI · 3 min

Test an AI agent’s runtime permissions before production

Smiley Hoster Team · October 15, 2026
Inventory terminal connected to a test zone and a checked report.
AI · 3 min

Trial Cloudflare cf with a read-only AI inventory

Smiley Hoster Team · October 15, 2026
A central vault is surrounded by inventory, delivery, rotation and revocation steps.
Security · 7 min

Move infrastructure secrets into Vault and rehearse credential rotation

Smiley Hoster Team · October 14, 2026
Linux, web and container event streams converge on a central SIEM correlation card.
Security · 7 min

Build a focused Wazuh SIEM for Linux, Nginx, Docker and application logs

Smiley Hoster Team · October 14, 2026
Isometric preview and production environments separated by a barrier, with a visible test route.
AI · 2 min

Check external calls from AI-written code in a preview

Smiley Hoster Team · October 14, 2026
A crossed-out public port 22 contrasts with an identity-approved administration path.
Security · 6 min

Move SSH administration behind identity checks and close public port 22

Smiley Hoster Team · October 14, 2026
A three-stage path from the ModSecurity package through rule validation to Apache website checks.
cPanel · 6 min

ModSecurity 2.9.15 in EasyApache 4: apply CVE fixes and validate Apache rules

Smiley Hoster Team · October 14, 2026
A four-stage pipeline connects source code, build, verification and release.
Security · 7 min

Secure a CI/CD supply chain from pull request to verified image

Smiley Hoster Team · October 13, 2026
Two panels separate cached public assets from a protected private session.
WordPress · 2 min

Bypass Cloudflare cache for requests carrying a session cookie

Smiley Hoster Team · October 13, 2026
A timeline connects event capture, alerting, evidence preservation and investigation.
Security · 7 min

Detect Linux compromise with auditd and Falco while preserving evidence

Smiley Hoster Team · October 13, 2026
Four cards show Kubernetes RBAC, pod, network and secret security controls.
Security · 8 min

Harden a production Kubernetes namespace without breaking traffic

Smiley Hoster Team · October 13, 2026
A database cylinder is surrounded by drawers for revisions, transients and autoloaded options.
WordPress · 2 min

Clean a growing WordPress database without losing useful data

Smiley Hoster Team · October 12, 2026
A path runs from HTTP to HTTPS and a check mark, above three technical checks.
WordPress · 2 min

Move WordPress to HTTPS without mixed content or redirect loops

Smiley Hoster Team · October 12, 2026
Stamp-style graphic of two action cards converging into one accepted record.
AI · 2 min

Prevent duplicate actions when an AI agent retries

Smiley Hoster Team · October 12, 2026
A blank browser window sits beside a diagnostic log with error, plugin and memory clues.
WordPress · 5 min

Troubleshoot a WordPress white screen using error logs

Smiley Hoster Team · October 12, 2026
Three cards connect WordPress configuration, database access and conditional repair.
WordPress · 2 min

Fix a WordPress database connection error step by step

Smiley Hoster Team · October 11, 2026
An IP exception review sheet lists its owner, scope and review date.
Security · 2 min

Review an IP Allow rule before unblocking a service

Smiley Hoster Team · October 11, 2026
A central shield protects a lock, with three surrounding login safeguards.
WordPress · 2 min

Protect your WordPress login without locking yourself out

Smiley Hoster Team · October 11, 2026
A timeline links a PageSpeed measurement to image, cache and font improvements.
WordPress · 2 min

Improve WordPress LCP after a PageSpeed test

Smiley Hoster Team · October 11, 2026
A 4 GiB memory budget is divided into other services, ten PHP workers and spare capacity.
VPS · 2 min

Size PHP-FPM pm.max_children for your WordPress VPS memory

Smiley Hoster Team · October 10, 2026
Technical waterfall chart separating retrieval, model and tool timing.
AI · 2 min

Find the stage slowing down your AI assistant

Smiley Hoster Team · October 10, 2026
A timeline connects DNS preparation, file copying, testing and the switch to a new VPS.
VPS · 3 min

Migrate a website to a new VPS with rsync and a tested DNS cutover

Smiley Hoster Team · October 10, 2026
A disk-based swap reserve sits beside RAM and a swappiness adjustment slider.
VPS · 2 min

Add a swap file to an Ubuntu VPS and tune swappiness

Smiley Hoster Team · October 10, 2026
Two application versions run side by side while an arrow moves traffic to the ready version.
VPS · 2 min

Deploy with Docker Compose on a VPS and prepare a seamless update

Smiley Hoster Team · October 9, 2026
A hostname-and-path funnel directs an exact match into a WAF block.
Security · 2 min

Create a Cloudflare WAF rule for one application path

Smiley Hoster Team · October 9, 2026
A request passes through Nginx to Node.js, with systemd managing the process and logs.
VPS · 2 min

Deploy a Node.js app on a VPS with systemd and Nginx

Smiley Hoster Team · October 9, 2026
Illustration of ascending blocks representing a plan upgrade
Billing · 5 min

Upgrading your hosting plan and calculating the prorated cost

Smiley Hoster Team · October 9, 2026
Nginx, PHP-FPM and MariaDB form a stack leading to WordPress over HTTPS.
VPS · 2 min

Install WordPress on an Ubuntu VPS with Nginx and HTTPS

Smiley Hoster Team · October 9, 2026
An order summary branches into PayPal and bank transfer payment options.
Billing · 6 min

Prepare payment for a hosting order

Smiley Hoster Team · October 9, 2026
Three connected cards show project requirements, cPanel tools and a technical fit check.
cPanel · 2 min

Check whether a cPanel hosting account fits your application

Smiley Hoster Team · October 8, 2026
Instrument-style semicircular gauge with a stop marker and call counter.
AI · 2 min

Set call limits for an AI assistant before launch

Smiley Hoster Team · October 8, 2026
Three numbered cards show Session, Switch, Verify.
VPS · 2 min

Test sessions before running your site on two instances

Smiley Hoster Team · October 8, 2026
Three locked blocks represent the browser, Cloudflare edge and verified origin.
Security · 2 min

Enable Full (strict) after checking your origin server

Smiley Hoster Team · October 7, 2026
Ledger-style infographic showing cost bars beside an accepted answer.
AI · 2 min

Measure the cost of a useful AI assistant answer

Smiley Hoster Team · October 6, 2026
Two DNS routes separate proxied web traffic from DNS-only service.
Domains · 2 min

Choose which DNS records should use the Cloudflare proxy

Smiley Hoster Team · October 5, 2026
Dashboard-style test grid with green and amber checks beside conversation bubbles.
AI · 2 min

Build a test set for your AI support assistant

Smiley Hoster Team · October 4, 2026
Migration map linking DNS records to new nameservers.
Domains · 2 min

Set up your first DNS zone on Cloudflare

Smiley Hoster Team · October 3, 2026
Line-art timeline and magnifying glass connecting three events to a hypothesis.
AI · 2 min

Verify an AI-generated incident diagnosis

Smiley Hoster Team · October 2, 2026
A route connects a shopping cart to a checked receipt, with a discount tag and parcel on a cream background.
WordPress · 5 min

Rehearse a sale checkout before opening your promotion

Smiley Hoster Team · October 1, 2026
A WordPress page and its JSON response are linked by a magnifying glass, with a boundary around private content.
WordPress · 2 min

Check public article reads through the WordPress API

Smiley Hoster Team · September 29, 2026
A request and a log entry are connected through a matching timestamp.
cPanel · 2 min

Match a website error to its log entry in cPanel

Smiley Hoster Team · September 29, 2026
Three numbered cards show Workload, Credits, Cost.
VPS · 2 min

Check whether burstable CPU fits your website

Smiley Hoster Team · September 28, 2026
Three numbered cards show Valid, Expired, Revoked.
Security · 2 min

Check that your TLS monitor detects invalid certificates

Smiley Hoster Team · September 27, 2026
Three numbered cards show Isolate, Restore, Check.
VPS · 2 min

Rehearse a website restore in an isolated environment

Smiley Hoster Team · September 26, 2026
Three cards show the workflow: Inventory, Test, Decide.
VPS · 5 min

Check your Python application before changing runtimes

Smiley Hoster Team · September 26, 2026
Three cards connect a bounced address to a review and a documented decision.
Email · 5 min

Review cleaned Mailchimp contacts before your next campaign

Smiley Hoster Team · September 25, 2026
Investigation worksheet connecting an email alert, the source of contacts and the next-send decision.
Email · 2 min

Investigate a Mailchimp spam complaint before sending again

Smiley Hoster Team · September 25, 2026
Geometric collage of knowledge cards with an archived document and its current replacement.
AI · 6 min

Update chatbot knowledge without retaining stale answers

Smiley Hoster Team · September 24, 2026
Three email services grouped into a single SPF record card.
Email · 2 min

Add an email sender without creating a second SPF record

Smiley Hoster Team · September 24, 2026
A doorway admits the team while another identity remains outside.
Security · 5 min

Restrict a staging website to your team with Cloudflare Access

Smiley Hoster Team · September 24, 2026
A computer connected to a VPS web service through SSH, with open, test and close steps.
VPS · 5 min

Open an SSH tunnel to a private web service on your VPS

Smiley Hoster Team · September 23, 2026
A test user connects to a dedicated database, separate from production.
cPanel · 6 min

Create a dedicated test database in cPanel

Smiley Hoster Team · September 23, 2026
An archive moves from the hosting account to separate private storage.
cPanel · 4 min

Download a full cPanel backup outside your hosting account

Smiley Hoster Team · September 23, 2026
A grid of files highlights one resource to refresh.
WordPress · 6 min

Purge one Cloudflare resource without clearing the whole cache

Smiley Hoster Team · September 23, 2026
A message linked to a DKIM selector and its public DNS key.
Email · 4 min

Verify DKIM signing on an email sent by your website

Smiley Hoster Team · September 23, 2026
Three DMARC steps: prepare the mailbox, observe reports and review discrepancies.
Email · 5 min

Start DMARC reporting on a domain without a policy

Smiley Hoster Team · September 23, 2026
Typographic composition of French and English product cards linked to a reference card.
AI · 2 min

Review AI-written product pages in French and English

Smiley Hoster Team · September 22, 2026
Editorial illustration of a log dossier with redacted lines and a retained technical excerpt.
AI · 5 min

Prepare redacted logs for AI troubleshooting

Smiley Hoster Team · September 22, 2026
Three numbered cards show Account, Scope, Review.
Domains · 3 min

Review persistent DNS authorization before adopting it

Smiley Hoster Team · September 22, 2026
A central shield separates a diagnostic console from servers, with a controlled path for changes.
Security · 4 min

Set boundaries for an infrastructure assistant

Smiley Hoster Team · September 22, 2026
Three cards show the workflow: Observe, Compare, Measure.
VPS · 2 min

Diagnose VPS memory use before upgrading

Smiley Hoster Team · September 22, 2026
Three cards show preparation, testing and a decision for a WordPress update.
WordPress · 2 min

Build a WordPress update acceptance checklist

Smiley Hoster Team · September 22, 2026
Two envelopes connect to a triage card showing an accepted message and a flagged message.
Email · 2 min

Triage spam across several mailboxes

Smiley Hoster Team · September 22, 2026
A read-only token connected to one DNS zone, with a second zone outside its scope.
Domains · 2 min

Create a Cloudflare token for a one-domain DNS audit

Smiley Hoster Team · September 22, 2026
A storefront browser connected to three cards labelled Script, Owner and Review.
Security · 2 min

Audit the third-party scripts on your online store

Smiley Hoster Team · September 22, 2026
Get SSL renewal ready for 45-day certificates
Security · 2 min

Get SSL renewal ready for 45-day certificates

Smiley Hoster Team · September 21, 2026

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