Issue description
While using your xTool M1 Ultra, a pop-up message appears in the xTool Creative Space (XCS) software stating: "Exhaust Fan Filter Blocked" with the error code SMOKING_FAN.NEED_MAINTAIN.
- This section provides a solution for resolving this issue.

Primary cause
- The xTool Creative Space (XCS) software version is not updated to version 2.6 or higher.
Solution
The primary solution for this error message is to update your xTool Creative Space (XCS) software. Newer versions of the software (2.6 and above) have changed how filter maintenance is handled, replacing the error pop-up with periodic cleaning reminders.
Update XCS software
- Check Your Current XCS Version:
- Open xTool Creative Space.
- Navigate to Settings > About XCS.
- Note the current software version number.
- If your XCS version is below 2.6, please update it using one of the following methods:
- Automatic Software Update (Recommended):
- In xTool Creative Space, go to Settings > About XCS.
- Click the “Check for updates” button.
- Follow the on-screen prompts to download and install the latest version.
- Manual Software Update:
- Visit the official xTool software download page: https://www.xtool.com/pages/software
- Download the correct installer package for your operating system.
- Run the installer to update XCS manually.

💡 If the error code occurs in XCS on your phone or iPad, it is recommended that you give priority to using XCS on your PC. |
After updating XCS
- Once your XCS software is updated to version 2.6 or higher, the "Exhaust Fan Filter Blocked" error pop-up should no longer appear.
- Instead, the software will provide periodic reminders to clean or replace the exhaust fan filter cotton as part of regular maintenance. Please follow these reminders to ensure optimal performance and longevity of your xTool M1 Ultra.
- If you receive a cleaning reminder after updating, please clean or replace the filter cotton as recommended.

Still experiencing issues?
Should the issue persist after completing the preceding steps, submit a ticket via the "Submit a Ticket" button in the "Help Ticket" section below. The standard response time for xTool Customer Service is one business day.
For a prompt resolution, please include the following details:
- Issue Description: A detailed explanation of the observed problem.
- Video Evidence: Attach a video demonstrating the issue, where applicable.
- Troubleshooting Performed: Any troubleshooting steps you have already attempted, along with their results.
This information is crucial for xTool technical support engineers to provide timely assistance.
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