Turning smart dashes on or off doesn’t affect existing hyphens and dashes in your document, only new text that you type.

1. Choose Pages > Preferences (from the Pages menu at the top of your screen).
2. Click Auto-Correction at the top of the preferences window.
3. In the Formatting section, select or deselect the “Use smart quotes and dashes” checkbox.

Source: https://support.apple.com/en-vn/guide/pages/tanad45f9cce/mac

2. Take a screenshot

To capture the entire screen, press Command + Shift + 3.

To capture a window, press Command + Shift + 4 + Space.

To capture a portion of the screen, press Command + Shift + 4.

Source: https://support.apple.com/en-us/HT201361

3. Prevent your Mac from automatically disabling remote login

1. Open System Preferences.

2. Select Energy Saver.

3. Select Prevent computer from sleeping automatically when the display is off.

4. Deselect Put hard disks to sleep when possible.

5. Drag the Turn display off after slider to 3 hours or Never.

6. Important step: repeat the procedure for Battery tab.