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

Fix Windows Search Indexer High CPU and Memory Usage

If your PC feels sluggish and Task Manager shows SearchIndexer.exe using high CP...

Fix Git Clone Permission Denied (Publickey) but SSH Works

You try to git clone a repository and get a "Permission denied (publickey)" error, y...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Fix Microsoft Store SSL Certificate Error in Windows 10

When you open Microsoft Store and see an SSL certificate error—like 'A certificate is required to...

Fix Task Scheduler Service Unavailable Due to Corrupted Registry

You may see “Task Scheduler service is unavailable” when opening Task Scheduler, or scheduled tas...

Fix Windows Search Access Denied for Administrator Account

Why You See 'Access Denied' as Administrator

You're logged in as an administrator, but Wi...