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Troubleshooting

How to Fix PuTTY Connection Refused Error

You open PuTTY, enter your server IP or hostname, click Open, and get "Connection refused...

Troubleshooting
Windows Defender 502 Bad Gateway: Setup and Troubleshooting Guide

When setting up Windows Defender or updating its definitions, you might encounter a 502 B...

Troubleshooting
How to Fix Certbot Nginx Plugin Not Found Error

When running Certbot to obtain an SSL certificate for an Nginx server, you might see an error lik...

Troubleshooting
Fix Windows Update Error 504 Gateway Timeout

You're trying to run Windows Update and get a '504 Gateway Timeout' error. This typically means t...

Troubleshooting
Microsoft Store Not Downloading Apps: Fixes That Work

When the Microsoft Store refuses to download apps, you'll usually see a spinning circle, stuck pr...

Troubleshooting
Fix pip SSL Certificate Verify Failed on Ubuntu

When you run pip install on Ubuntu and see SSL: CERTIFICATE_VERIFY_FAILED

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