Describe the Bug Whenever my chat gets just 2-3 messages (with terminal being used) or 4-5 messages (without terminal being used) long, the entire IDE starts freezing and lagging. It freezes every 5 secs. As soon as I delete the chat, it starts working normally. What weird is that everything except …

Please try Cursor Settings > Beta > Update Access: Early Access

hey try a full complete uninstallation of cursor, not just manual, go to the AppData and Local Programs, or if you have an uninstaller to this, there sometimes is some residue data.

use revouninstaller portable to completely delete cursor and install it from ground. the app has a free trial kinda like winrar. Don’t forget to make a system restore point before doing the uninstalation and review what registry entries it will try to delete if any. reboot pc, install cursor, test i…

You don’t need to completely delete Cursor, you need to delete the chat contained in this folder. Sort by modification date and delete it. %APPDATA%\Cursor\User\workspaceStorage

[image] deanrie: You don’t need to completely delete Cursor, you need to delete the chat contained in this folder. Sort by modification date and delete it. Hey, I tried this, it didn’t fix the issue.

Have you tried the complete uninstall?

Hey, if you completely remove Cursor, it should 100% solve the problem. Follow this guide: [image] Cursor – Common Issues Solutions for common problems and FAQs

I will try it soon, I’m traveling right now.

Hey, I completely uninstalled Cursor with the Cursor and .cursor files and re-installed it. The issue still persists. In fact, it’s gotten a little worse now. It freezes almost every 3-5 secs now.

Did you import any extensions? It’s possible that a process is excessively consuming your CPU/RAM resources. Can you check which processes are being used while Cursor is running? Start by checking the built-in Activity Monitor, then use Process Explorer in Cursor. Also, try booting in safe mode wit…

I recently made a detailed post about this recurring issue and have been trying to find the source through extensive testing and have found that Cursor Chat is in fact the issue. Clearing chat only helps until another few messages are sent. Reinstalling does not fix it, I have tested every single Cu…

Cursor IDE freezes and becomes unresponsive

Support Bug Reports

deanrie (Dean Rie) July 7, 2025, 7:53am 9

Hey, if you completely remove Cursor, it should 100% solve the problem. Follow this guide:

Cursor UI STILL very laggy since 0.49

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Cursor IDE freezes and becomes unresponsive

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