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

Fix Windows Search DNS Error 0x800704cf

When Windows Search fails with error code 0x800704cf, it usually points to a network or DNS issue...

How to Fix Remote Desktop Connection Not Working in Windows 11

Remote Desktop Connection (RDC) in Windows 11 can fail for several reasons. Below are the most co...

Fix Windows Defender Proxy Error: Configuration Guide

You open Windows Security and see a yellow warning: "Your IT administrator has limited access to ...

SSH Connection Timed Out: Check Firewall Rules

You type your SSH command, wait a few seconds, and get "Connection timed out." It's a common erro...

Fix PowerShell Proxy Authentication Failed Errors

Fix PowerShell Cannot Connect to SharePoint Online Setup

When you run a PowerShell cmdlet to connect to SharePoint Online and get an error like "Cannot co...