Stop Your Mac Charging at 80% to Save Battery
Go to System Settings, click Battery, then enable Optimized Battery Charging. Your Mac will learn your habits and stop at 80% automatically.
Software
Step-by-step Windows and macOS guides for setup and problem solving.
Your operating system is the software layer that makes everything else possible. It manages your hardware, runs your programs, organises your files, and provides the desktop you interact with. Whether you're on Windows, macOS, or Linux, learning how to configure your OS means you can fix problems, speed things up, and tailor your computer to the way you work, all without paying for tech support.
Most people never touch their default settings, which means they miss simple ways to improve performance and battery life. Adjusting which programs launch at startup, tuning your power settings, and keeping drivers current can make an older machine feel noticeably faster. Tools like Task Manager and Activity Monitor are already built in and ready to show you exactly what's using your system's resources.
Browse by Topic
All Articles
Mac
Windows
Alt+Tab and More: Fast Program Switching in Windows
Press Alt+Tab to switch programs instantly. Hold Alt, tap Tab to cycle through open windows, then release to select one.
Change Audio Output in Windows: 4 Quick Methods
Click the speaker icon in Windows taskbar, select Sound settings, then choose your output device. Learn 4 methods plus per app audio routing and fixes.
Create a Bootable Windows USB Drive (Easy Guide)
Use Microsoft's free Media Creation Tool to create a bootable USB installer in about 30 minutes. Works for Windows 10 and 11 on any PC.
File Attributes: Set Read-Only or Hidden in Windows
Right-click a file, select Properties, and check or uncheck attributes like Read-only or Hidden. Use attrib commands to change many files at once.
Force Quit on Windows: Close Frozen Apps Fast
Use Ctrl+Shift+Esc to open Task Manager, select the frozen app, and click End Task in Windows 10 or 11.
High RAM Usage? How to Free Memory in Windows
Lower Windows memory use by disabling startup programs, stopping background apps, and adjusting virtual memory. Most PCs can free 1-3GB of RAM.
New CPU? Do You Need to Reinstall Windows?
No, you usually don't need to reinstall. Windows 10 and 11 detect and adapt to new processors automatically during startup.
Skip the Password: How to Auto Login in Windows
Use netplwiz to bypass the password screen. Open Run, type netplwiz, uncheck the password box, enter your credentials, then restart.
Speed Up Windows by Disabling Visual Effects
Open Performance Options, pick Best performance or Custom, then disable animations to speed up Windows without blurring text.
Stop Windows Auto-Updating Your GPU Drivers
Block automatic GPU driver updates using Device Installation Settings, Group Policy, or Microsoft's Hide Tool. Works on Windows 10 and 11.
WiFi Networks Not Showing in Windows? Fixes Inside
Your WiFi adapter, WLAN service, or Airplane mode is likely blocking network detection. Here's how to fix each cause.
Windows Page File: How to Optimize Virtual Memory
Set page file to 1.5x RAM (initial) and 3x RAM (max). Access via System Properties, Advanced, Performance Settings, then Virtual Memory.
Windows Won't Play DVDs? Here's Why and How to Fix
Windows removed built-in DVD support to avoid MPEG-2 codec licensing fees. Install VLC Media Player for free to play any DVD in minutes.