The current cursor client is very slow, and when I switch pages, the client often experiences lag and cannot be used

Support Bug Reports
1

Describe the Bug

The current cursor client is very slow, and when I switch pages, the client often experiences lag and cannot be used

Steps to Reproduce

The current cursor client is very slow, and when I switch pages, the client often experiences lag and cannot be used

Operating System

Windows 10/11

Current Cursor Version (Menu → About Cursor → Copy)

版本: 1.4.3 (user setup)
提交: 1.99.3
日期: e50823e9ded15fddfd743c7122b4724130c25df0
Electron: 2025-08-08T17:34:53.060Z
ElectronBuildId: 34.5.1
Chromium: undefined
Node.js: 132.0.6834.210
V8: 20.19.0
OS: 13.2.152.41-electron.0

2

Hey, could you clarify what pages you mean? Chat tabs?

3

Try deleting most or all of your past chats, this seems to fix a lot of performance issues.

4

The entire cursor application card

5

I’ll try first

6

Please try v1.4.4. It contains a fix for this issue.

Go to Cursor Settings > Beta > Update Access: Early Access