WHMCS 9.0.1 Is Now Available: Maintenance Update & Upgrade Guide 2026
WHMCS 9.0.1 Is Now Available: Maintenance Update & Upgrade Guide 2026
WHMCS 9.0.1 is now available. Released February 5, 2026, this maintenance update builds on the WHMCS 9.0 release by addressing issues identified following the launch of version 9.0. The update focuses on improving overall stability and ensuring a smoother experience for both administrators and end users.
Quick Summary
- Release Date: February 5, 2026
- Type: Maintenance update (no new features)
- Focus: Stability, bug fixes, and refinements
- Compatibility: Follows WHMCS 9.0 requirements (PHP 8.2+, ionCube 13.0.2+)
What's Included in WHMCS 9.0.1?
WHMCS 9.0.1 delivers targeted fixes and refinements based on feedback and internal testing. While no new features are introduced in this release, it provides important improvements that further strengthen the WHMCS 9.0 platform.
If you are already running WHMCS 9.0, upgrading to 9.0.1 is recommended to benefit from these stability and experience improvements. If you have not yet upgraded to WHMCS 9.0, see our WHMCS 9.0 Release: New Features & Upgrade Guide 2026 for a full overview of features and upgrade requirements.
For the complete list of features and enhancements introduced in the WHMCS 9.0 release, we recommend visiting the What's New in WHMCS 9.0 microsite.
How to Update to WHMCS 9.0.1
Updating to WHMCS 9.0.1 can be completed using one of the following methods:
1. Automatic Update (Recommended)
The easiest way to update is via the built-in Automatic Updater.
- Log in to your WHMCS admin area
- Navigate to Utilities > Update WHMCS
- Follow the on-screen instructions to complete the update
The updater will guide you through the process and apply the 9.0.1 changes automatically.
2. Manual Download
Manual upgrade packages are also available if you prefer to update via file upload or command line.
- Both the full release and incremental update packages can be accessed from the WHMCS download page
- Incremental packages are smaller and only contain the files that changed between 9.0.0 and 9.0.1
- Follow the official WHMCS upgrade instructions when performing a manual upgrade
Before You Update
As with any update, we recommend ensuring you have a current backup before proceeding. Back up your WHMCS files and database so you can restore if needed. If you use our WHMCS License Lifetime product, you can continue to receive all WHMCS updates including 9.0.1 at no extra cost.
What This Means for Your Business
Staying on the latest maintenance release (9.0.1) ensures your WHMCS installation benefits from the latest stability fixes and refinements. There are no new feature changes or breaking changes in 9.0.1—only improvements that make the 9.0 experience more reliable and smooth for everyone.
Thank You
Thank you for your continued support and for being part of the WHMCS community. We appreciate your feedback and encourage you to keep it coming as WHMCS continues to improve and evolve the platform.
Related Resources
- WHMCS 9.0 Release: New Features & Upgrade Guide 2026 — full feature list and upgrade from 8.x
- WHMCS License Lifetime — lifetime license and updates
- Official WHMCS 9.0.1 Announcement
- WHMCS 9.0 Release Notes