Knowledge base for software setup, errors, and daily tool work.

Fix 'Cannot Open as Archive' Error for 7-Zip Password Files

You try to open a password-protected .7z or .zip file with 7-Zip and get the error 'Cannot open a...

Outlook High Memory Usage Configuration Checklist for IT Admins

Outlook consuming excessive memory is a common complaint from users, often leading to slowdowns o...

Fix BitLocker Rate Limit Error After Multiple Attempts

You’ve entered your BitLocker PIN or recovery key several times, and now you see a rate limit err...

Fix Windows Defender Real-Time Protection Grayed Out

You open Windows Security, go to Virus & threat protection, and see Real-time protection is turne...

Fix Putty Connection Refused Due to Windows Firewall

You're trying to SSH into a remote server using Putty, but you get a 'Connection refused' error. ...

Fix 'PowerShell Not Recognized as Internal or External Command'