Windows how-to guides, fixes and software downloads
Articles by Philip Celasco
1,999 articles
Philip Celasco
Philip is a Texas-based technology writer and IT administrator at Techdows.com with more than 10 years of experience creating practical content for everyday users and professionals.
He specializes in web browsers, particularly Chromium-based platforms such as Google Chrome, Microsoft Edge, Brave, and Opera. Through his work as an IT administrator, Philip has hands-on experience managing devices, configuring browser policies, troubleshooting software and network issues, and helping people resolve problems that affect productivity and security.
His articles are based on practical testing and real-world technical experience. He covers browser settings, extensions, performance problems, privacy controls, security features, and Windows troubleshooting.
Outside work, Philip enjoys the quieter side of life in Texas and stepping away from the screen when he can. He has two kids, two cats and loves to play golf with his mother during the weekends.
Reset Open with settings in Windows 10 by reassigning each file type in Open with or Settings > Default apps. Windows 11 differences, checks and fixes included.
Turn Windows Firewall on or off in Windows 11 and 10 with Windows Security, Control Panel, netsh, PowerShell or Group Policy, and why leaving it off is risky.
Express VPN download for Windows 11, 10 and Mac: get the official app, install it from the dashboard, Microsoft Store or winget, and fix setup problems.
Use ipconfig /flushdns in an administrator Command Prompt to clear the Windows DNS cache. Exact syntax, PowerShell equivalent, how to verify, and error fixes.
Open dxdiag on Windows 11 or 10 by pressing Win + R, typing dxdiag and pressing Enter. Read each tab, save a report, and fix DirectX problems it reveals.
Open old Sound settings in Windows 11 by pressing Win + R and running mmsys.cpl. Five documented routes, what each tab does, and fixes when it won’t open.
Activate YouTube TV via tv.youtube.com/start: open the app on your TV, enter the code on your phone, and tap Allow. Device steps and fixes for failed codes.
Play the Bing homepage quiz from your Microsoft Rewards dashboard, finish every question, and get the points credited. Levels, streaks, and fixes included.
Docker download for PC and Mac: get the official Docker Desktop installer for Windows 11/10 and Apple silicon or Intel Macs, plus install steps and fixes.
Customize Quick Settings in Windows 11 24H2: press Windows + A, scroll the tile pages and drag tiles into order. What changed from 23H2, every tile, and fixes.