MacOS Basics

Changing the screen resolution in macOS Tahoe can make text and icons either larger and easier to read, or smaller but sharper with more space on the screen. This guide walks you through adjusting resolution and scaling for your built-in display and external monitors. Understanding Resolution vs. Scaling Resolution: The number of pixels shown on your screen (for example, 2560 × 1600). Scaling: How macOS Tahoe makes things look larger or smaller while still using the full native resolution of the display. On Retina displays, macOS usually keeps the native resolution and changes scaling so text and controls are bigger or smaller without becoming too blurry. ...

Setting up macOS Tahoe for seniors doesn’t require third-party applications. Apple has built-in features designed to make your Mac easier to use with larger text, simplified notifications, and accessibility options. This complete guide walks you through essential configurations to enhance the user experience for older adults. Why Setup Matters for Senior Users macOS Tahoe includes powerful built-in accessibility features that can significantly improve usability. By configuring these settings properly, seniors can have a more comfortable and intuitive experience with their Mac. ...

If your Mac is running out of storage space, here are simple and safe ways to free up disk space without needing technical skills. Check Your Storage Space Click the Apple Menu in the top-left corner Select “About This Mac” Go to the “Storage” tab You’ll see which apps and files are taking up the most space Remove Large or Unused Applications Open Finder Click “Applications” in the sidebar Look for apps you don’t use (games, old software, etc.) Drag them to Trash or right-click and select “Move to Trash” Empty Trash (right-click Trash icon and select “Empty Trash”) Clear Your Downloads Folder Your Downloads folder often contains files you’ve already used: ...

When you edit document (Pages, Numbers, …) in macOS, it will automatically save your document. How to disable autosave documents in macOS Goto System Settings… CLick Desktop & Dock Scroll down to Windows section Toggle “Ask to keep changes when closing documents” as need.

Sometime you need to restart your macOS machine with keyboard. You can done by press shortcut Command + Shift + Q: Press this key combination to log out of the current user account. Logout will happen after confirmation. Command + Shift + Option + Q: When you combine with Option key, you will not be asked to confirm, and log out will occur right away.

Sometime you may want to temporary allow popup window in Safari to fill-in required information in dialog-box. This is how to do. Goto menu Settings > Pop-up Windows Then change permission for website you want to allow pop-up.

You can shut down your Mac mini safely using one of these methods during a power outage (UPS is applied to Mac mini, but not the monitor): Use SSH from Another Device ssh user@mac-mini.local sudo shutdown -h now Set Up Automatic Shutdown via UPS Software Use a Keyboard Shortcut (Blind Shutdown) by press Control + Option + Command + Power Press and hold the Power Button for 2 seconds. Hard Power-Off as a Last Resort by press and hold Power Button for 5+ seconds If you preferred SSH method, don’t forget to enable Remote Login in your Mac Mini Settings > General > Sharing. ...

To “force quit” an application on macOS, you can follow these steps: Using the Force Quit Menu: Click on the Apple Menu (): This is located in the top-left corner of your screen. Select “Force Quit”: From the dropdown menu, choose “Force Quit.” Select the Application: In the Force Quit Applications window, select the application you want to force quit. Click “Force Quit”: Click the “Force Quit” button to close the application. Using Keyboard Shortcuts: Press Command + Option + Esc: This will open the Force Quit Applications window. Select the Application: Choose the application you want to force quit. Click “Force Quit”: Click the “Force Quit” button to close the application.

You can find the log of application installation with the following step. On your Mac, choose Apple menu () > About This Mac. Click “More Info…” button. On the right pane, scroll down and click “System Report…” button. In the Software > Installations section, you can see a list of installation softwares. Then you can easily sort the list by install date.

How do I know I have Apple silicon or Intel-based CPU chip ? On your Mac, choose Apple menu () > About This Mac. Look at the information in the window to determine what type of Mac you have: If you see an item labeled Chip, followed by the name of the chip, you have a Mac with Apple silicon. If you see an item labeled Processor, followed by the name of an Intel processor, you have an Intel-based Mac.