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

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Chrome Memory Usage Optimization Settings Guide

Chrome is notorious for consuming large amounts of RAM, especially when many tabs or extensions a...

How to Fix Error 0x80070005: Permission Denied in Windows Search

When Windows Search stops working and shows error 0x80070005, it usually means the search indexer...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...

Chrome Cache Not Clearing After Update: Fixes That Work

After a Chrome update, you may notice that clearing the cache doesn't seem to work—old pages stil...

Fix OneDrive Cache Clear Not Working

You try to clear the OneDrive cache to fix a sync problem, but the old files or sync status remai...