Why Is Chrome So Slow All of a Sudden on Mac? Fixes to Try - Troubleshooting Chrome Network Errors After an Update-Fix 'Profile Could Not Be Opened' in Chrome
Before changing system settings, save your work and note the exact error text so you can compare results after each step.
Extra verification checklist
- Restart the affected app after changing permissions or configuration files.
- Test the same workflow in a clean browser profile or a temporary user account.
- Compare the result on another network if the error may be connection related.
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