Outlook 404 Not Found on Shared Mailbox: Fixes & Checks
You try to open a shared mailbox in Outlook and see a 404 Not Found error. This usually means Out...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
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View listFix Putty Connection Refused on Port 22
You try to connect to a remote server with Putty on port 22, but you get 'Connection refused'. Th...
Fix Windows Activation Error 'Permission Denied' in Command Line
When you try to activate Windows using the command line (slmgr.vbs or slui.exe) and see 'Permissi...
Fix Chrome Profile File Locked Without Deleting Profile
You try to launch Chrome and get a message that your profile is locked. This usually happens afte...
Fix Windows Activation Service High RAM Usage
If you notice high RAM usage from the Windows Activation service (sppsvc.exe) in Task Manager, it...
OneDrive Sync Dependency Conflict Checklist
If OneDrive stops syncing and you've tried the usual fixes—pausing sync, restarting the app, or r...
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