18 авг. 2013 г. · 1 Restart your Mac and hold down the Option key until disk icons appear onscreen. 2 Select the startup disk with the operating system you want ...

3 янв. 2023 г. · Most Windows keyboards don't have a 'right Option' Key. Instead they send AltGr, which is interpreted as Ctrl + Alt pressed simultaneously.

29 апр. 2015 г. · I opened "Keyboard Preferences" and clicked on the Modifier keys. Clicked on "Restore to defaults". And the modified keys started working ...

25 окт. 2017 г. · Try resetting the NVRAM on your Mac using this guide - https://support.apple.com/en-ca/HT204063 If those keys do not work even after the NVRAM reset, then you ...

3 нояб. 2015 г. · One check you can do is to go the Settings -> Keyboard -> Input Sources and check the "show input menu in the menu bar" checkbox and in Settings ...

15 июл. 2016 г. · The problem 1: My keyboard mapping is all wrong, can't input Alt key(Option ⌥ ). It is identified as Command key ⌘ . The problem 2: My keyboard is ...

12 окт. 2021 г. · In System Preferences > Keyboard > Modifier Keys I have tried Restore Default. Reset the PRAM. Reset the SMC. Booted in safe mode, however, the ...

7 февр. 2014 г. · Power on your Mac while holding the option key on your keyboard. If done correctly, and assuming a firmware password is not set, you should see ...

24 нояб. 2015 г. · The problem has been solved by switching the input source from "Unicode Hex Input" (my major input source) to "U.S.". I think some option ...

19 янв. 2017 г. · Shut down your Mac. Disconnect the power source. Press Shift + Control + Option on the left side of the keyboard, then press the power button at the same time.