# Performance Issue with Cursor Editor / Cursor ai is too slow

**URL:** <https://forum.cursor.com/t/performance-issue-with-cursor-editor-cursor-ai-is-too-slow/133285>\
**Category:** Help\
**Created:** [September 12, 2025, 7:37am UTC](https://forum.cursor.com/t/performance-issue-with-cursor-editor-cursor-ai-is-too-slow/133285 "2025-09-12T07:37:35Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Asif\_Inamdar](https://avatars.discourse-cdn.com/v4/letter/a/8e8cbc/32.png) [@Asif\_Inamdar](https://forum.cursor.com/u/Asif_Inamdar)\
**Post date:** [September 12, 2025, 7:37am UTC](https://forum.cursor.com/t/performance-issue-with-cursor-editor-cursor-ai-is-too-slow/133285/1 "2025-09-12T07:37:35Z")

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### Where does the bug appear (feature/product)?

Performance Issue with Cursor Editor / Cursor ai is too slow

### Describe the Bug

Performance Issue with Cursor Editor / Cursor ai is too slow

### Steps to Reproduce

Let’s try these steps to resolve the performance issues:

1. First, could you check if any extensions might be causing high resource usage:

Open Settings \> Application \> Experimental  
Enable “Extension Monitor”  
After Cursor restarts, use Cmd/Ctrl + Shift + P and type “Developer: Open Extension Monitor”  
Check which extensions are consuming the most resources  
2. If you’re on a corporate network or VPN, try disabling HTTP/2:

Press Cmd/Ctrl + ,  
Search for “HTTP/2”  
Enable “Disable HTTP/2”  
Restart Cursor  
3. Clear temporary files by this %temp%, let’s try a complete app data reset:

Quit Cursor completely  
Open Command Prompt and run these commands:  
rd /s /q “%USERPROFILE%\AppData\Local\Programs\Cursor” rd /s /q “%USERPROFILE%\AppData\Local\Cursor” rd /s /q “%USERPROFILE%\AppData\Roaming\Cursor” del /f /q “%USERPROFILE%.cursor\*” rd /s /q “%USERPROFILE%.cursor”

Reinstall Cursor fresh from [Download · Cursor](http://cursor.com/downloads)

### Operating System

Windows 10/11

### Current Cursor Version (Menu → About Cursor → Copy)

Problem will fix with latest version

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<div class="post-metadata">

**Author:** ![condor](https://sea3.discourse-cdn.com/cursor1/user_avatar/forum.cursor.com/condor/32/73148_2.png) [@condor](https://forum.cursor.com/u/condor)\
**Post date:** [September 12, 2025, 9:36am UTC](https://forum.cursor.com/t/performance-issue-with-cursor-editor-cursor-ai-is-too-slow/133285/2 "2025-09-12T09:36:19Z")

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hi @Asif_Inamdar are you reporting a bug? If yes could you provide information using the steps that you listed in your post above?