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Description
Does this issue occur when all extensions are disabled?: Yes
- VS Code Version: 1.102 (June 2025)
- OS Version: macOS (Intel )
🐛 Bug Description
After updating to VS Code 1.102, I'm seeing persistent high CPU usage from a process called:
css
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Edit
Code Helper (Renderer)
It consistently uses more than 100% CPU in Activity Monitor.
The editor becomes very laggy, even when no files are open or being edited.
This happens immediately after opening VS Code.
Steps to Reproduce:
Launch VS Code
Open any project (or even without a project)
Things I Tried:
✅ Launched with --disable-extensions: still happens
✅ Closed all open tabs: still happens
✅ Checked via Process Explorer: shows high CPU on renderer process
✅ Reset settings and workspace storage
❌ No extensions active that use WebViews or heavy background tasks
fightingxiaoxiao and watanabejunya
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