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

Windows Update Stuck at Checking for Updates: Fixes That Work

If your Windows Update has been stuck at 'Checking for updates' for more than 15–30 minutes, it's...

Chrome High Memory Usage Troubleshooting Checklist

You open Task Manager and see Chrome eating multiple gigabytes of RAM. Tabs feel sluggish, your s...

Fix BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

SSH Permission Denied (Publickey) on EC2: Setup Fixes

If you're seeing "Permission denied (publickey)" when trying to SSH into an AWS EC2 instance, the...

Fixing Task Scheduler Version Mismatch (Event ID 104)

When Task Scheduler logs Event ID 104 with a version mismatch, tasks may fail to run or appear wi...

Fix Chrome Crashes When Opening PDF Files

You click a PDF link in Chrome and the browser freezes or closes entirely. This is a known issue ...