Techdows

Windows how-to guides, fixes and software downloads

  • Home
  • Windows guides

    • Printer settings and problems
    • Windows Update
    • Wi-Fi and network settings
    • Sound and microphone
    • Keyboard shortcuts and symbols

    Popular fixes

    • Get help in Windows 11
    • Connect a wireless printer
    • Re-pair Bluetooth earbuds for stereo sound
    • Cancel a stuck print job
    • Change default programs

    Windows 11 26H2

    • Should you install 26H2?
    • 26H2 not showing in Windows Update
    • 26H2 build numbers explained
    • Where is My Computer (This PC)
    • ncpa.cpl network connections

    All Windows how-to guides →

  • Popular downloads

    • GTA V for PC
    • YouTube app for PC
    • Google Meet for PC
    • Cisco Packet Tracer
    • TikTok for PC

    Office and productivity

    • Microsoft Office
    • Microsoft Word
    • Google Sheets for PC
    • Office product key

    Windows tools

    • PC Health Check app
    • HEVC Video Extension
    • DirectX 12
    • Cinebench R23

    All software downloads →

  • Microsoft Edge

    • Fix WebView2 using too much memory
    • Internet Explorer mode in Edge
    • Manage Edge favorites
    • Set or remove Edge as default

    Chrome and Firefox

    • Make Chrome the default browser
    • Restore closed tabs
    • Change the default web browser
    • Google Chrome news and tips
    • Firefox news and tips

    All Microsoft Edge articles →

  • Office apps

    • Office product key
    • Office Deployment Tool
    • What is OneDrive?
    • Turn off OneDrive in Windows 11

    Outlook and Teams

    • Outlook inbox view changed
    • Schedule an email in Outlook
    • Outlook dark mode
    • Teams breakout rooms
  • PHP security

    • PHP2Shell patch download
    • PHP critical RCE security update
    • CVE-2026-109618 fix
    • CVE-2026-109619 explained
    • Mitigations if you can't update

    Update PHP

    • Update PHP to the latest version
    • Check your PHP version
    • Update PHP on Ubuntu and Debian
    • Restart PHP-FPM

    Hosting and local servers

    • Update PHP in XAMPP
    • Change PHP version in cPanel
    • Update PHP in Laragon and WampServer
    • Update PHP Docker images
    • WordPress PHP version check

    PHP downloads

    • PHP 8.5.12 download
    • PHP 8.4.27 download
    • PHP 8.3.36 and 8.2.35 download
    • Download PHP for Windows

    PHP2Shell by platform

    • PHP 8.3 fix on Ubuntu 24.04
    • PHP 8.1 fix on Ubuntu 22.04
    • PHP 8.2 and 8.4 fix on Debian
    • Update PHP on IIS
    • Cloudflare PHP2Shell WAF rule

    All PHP guides →

  • News
Home›How to

How to

2,176 articles

How to
NVIDIA app home screen with Drivers, Graphics and System tabs

How To Download Nvidia Control Panel On Windows 10/11

September 15, 2026 by Philip Celasco 3 Comments
NVIDIA app home screen with Drivers, Graphics and System tabs

Download NVIDIA Control Panel free from the Microsoft Store on Windows 10 and 11. It needs an NVIDIA DCH driver. Plus the NVIDIA app route and fixes when it fails.

Posted in: How to
How to
Windows 11 Settings System About page showing device specifications and Copy button

How to find advanced system settings in Windows 11

September 15, 2026 by Philip Celasco 1 Comment
Windows 11 Settings System About page showing device specifications and Copy button

Find advanced system settings in Windows 11 under Settings > System > About, or press Win + R and run SystemPropertiesAdvanced. Every route, tab, and fix.

Posted in: How to
How to
How to Change Wallpaper on Mac

How to Change Wallpaper on Mac, MacOS, and MacBook

September 15, 2026 by Philip Celasco Leave a Comment
How to Change Wallpaper on Mac

To change the wallpaper on a Mac, open Apple menu > System Settings > Wallpaper, then choose one of Apple’s built-in wallpapers or add … [Read more…]

Posted in: How to, Tips and Tricks
How to
Excel Remove Duplicates dialog with column checkboxes and header option

How to Remove Duplicates from Column in Excel (3 Methods)

September 14, 2026 by Philip Celasco 1 Comment
Excel Remove Duplicates dialog with column checkboxes and header option

Remove duplicates from a column in Excel with Data > Remove Duplicates, the UNIQUE formula, or Advanced Filter. Which to pick, how to undo it, and fixes that work.

Posted in: How to
How to
Xbox Game Bar overlay with Performance, Audio, Chat and Social widgets open

How to Enable and Use Xbox Game Bar in Windows 11

September 14, 2026 by Philip Celasco 2 Comments
Xbox Game Bar overlay with Performance, Audio, Chat and Social widgets open

Enable Xbox Game Bar in Settings > Gaming, then press Windows + G. Record clips, take screenshots, check FPS and fix Game Bar on Windows 11 and Windows 10.

Posted in: How to
How to
Microsoft HTML Help Downloads page with the Htmlhelp.exe download link

How to open chm file in Windows 11

September 14, 2026 by Philip Celasco 3 Comments
Microsoft HTML Help Downloads page with the Htmlhelp.exe download link

Open a CHM file in Windows 11 by double-clicking it. Fix “Navigation to the webpage was canceled” with Unblock, network-share CHMs, and convert CHM to HTML.

Posted in: How to
How to
Windows 10 Display settings showing resolution, scale, and orientation options

How To Change Display Settings In Windows 10

September 14, 2026 by Philip Celasco 4 Comments
Windows 10 Display settings showing resolution, scale, and orientation options

Change display settings in Windows 10 from Settings > System > Display: resolution, scale, brightness, refresh rate, HDR, multiple monitors, and common fixes.

Posted in: How to
How to
Stop Screen Recording on Mac

How to Stop Screen Recording on Mac, Shortcut, QuickTime & Menu Bar

September 3, 2026 by Philip Celasco Leave a Comment
Stop Screen Recording on Mac

To stop screen recording on a Mac, click the Stop button in the menu bar at the top of the screen, or press Command … [Read more…]

Posted in: How to, Tips and Tricks
How to
How to Print on Mac or MacBook

How to Print on a Mac: Documents, PDFs, Photos & Wireless Printers

September 3, 2026 by Philip Celasco Leave a Comment
How to Print on Mac or MacBook

To print on a Mac, open the document, photo, webpage, or PDF you want to print, press Command + P, select your printer, adjust … [Read more…]

Posted in: How to, Tips and Tricks
How to
How to Print Double Sided on Mac or MacBook

How to Print Double Sided on Mac or MacBook

September 3, 2026 by Philip Celasco 1 Comment
How to Print Double Sided on Mac or MacBook

To print double sided on a Mac, open the document, press Command + P, select your printer, and turn Double-Sided on in the print … [Read more…]

Posted in: How to, Tips and Tricks
How to
How to Change Password on MacBook

How to Change Password on MacBook, Login, Lock Screen & Apple Account Password

September 3, 2026 by Philip Celasco Leave a Comment
How to Change Password on MacBook

To change the password on a MacBook, open System Settings > Users & Groups, click the information button beside your account, and select Change. … [Read more…]

Posted in: How to, Tips and Tricks
How to
How to Connect 2 Monitors MacBook Pro Docking Station Dual Monitor Setup

How to Connect 2 Monitors: MacBook Pro Docking Station Dual Monitor Setup

September 3, 2026 by Philip Celasco Leave a Comment
How to Connect 2 Monitors MacBook Pro Docking Station Dual Monitor Setup

You can connect two monitors to a MacBook Pro through a docking station, but the correct setup depends on the chip inside your Mac. … [Read more…]

Posted in: How to, Tips and Tricks
« Previous 1 … 132 133 134 … 182 Next »

More from Techdows

Fix: Canon printer showing 5B00 error code with LED blinking
Fix: Canon printer showing 5B00 error code with LED blinking
How to · 5 hours ago
How to delete your Steam account permanently
How to delete your Steam account permanently
How to · 5 hours ago
Grok vs Microsoft Copilot | Which generative AI tools wins
Grok vs Microsoft Copilot | Which generative AI tools wins
How to · 5 hours ago
Is Copilot included in Microsoft 365 Business Standard?
Is Copilot included in Microsoft 365 Business Standard?
How to · 4 hours ago
How to take a screenshot on Samsung Galaxy S25?
How to take a screenshot on Samsung Galaxy S25?
How to · 4 hours ago
Windows Group Policy (GPO) explanation and tutorials
Windows Group Policy (GPO) explanation and tutorials
How to · 3 hours ago
[Solved] Lenovo laptop plugged in but not charging
[Solved] Lenovo laptop plugged in but not charging
How to · 3 hours ago
Fix: Location Has Been Turned Off by an Admin on Windows 11
Fix: Location has been turned off by an admin on Windows 11
How to · 3 hours ago

© 2009–2026 Techdows · About · Contact · Privacy Policy

Copyright © 2026 Techdows.

Techdows WordPress Theme by Techdows