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29 sty 2014 · Unplug the computer's power cord and ALL peripherals. Wait 15 seconds. Attach the computers power cable. Wait another 5 seconds and press the power button to turn on the computer. PRAM RESET. Shut down the computer. Locate the following keys on the keyboard: Command, Option, P, and R.
23 lut 2023 · Is there a question? Are you asking how to perform a PRAM Reset? A PRAM Reset is only available with the Intel Macs: Reset NVRAM on your Mac - Apple Support. If you have an M1 or M2 Apple Silicon Mac, then there is no PRAM Reset.
22 lis 2018 · Follow these instructions for resetting the PRAM/NVRAM: Reset NVRAM or PRAM on your Mac - Apple Support. Follow these instructions for resetting the SMC: How to reset the System Management Controller (SMC) on your Mac - Apple Support.
23 mar 2019 · I'm not sure where you're getting -p -r as boot args to reset NVRAM, but sudo nvram -c should do the trick on High Sierra, as Tetsujin states here. When you're done, reboot into recovery mode once more, open Terminal and then re-enable SIP with csrutil enable, and reboot into High Sierra.
4 lut 2021 · Hold down the following keys: Command, Option (Alt), P and R. Turn on the Mac while keeping those keys pressed. Keep holding the keys down until you hear the Mac restart again. Listen for a...
10 sty 2024 · If your Intel-based Mac is acting weird or not booting up, a PRAM or NVRAM reset may fix the problem. Click here to learn more.
18 wrz 2023 · Shut down your Mac and then power it back up (not a restart, a full shutdown). Shut down your Mac and remove the battery for a minute or two, if your model has a removable battery. If none of these things solves the problem, then try resetting the PRAM and SMC. What to Do if This Doesn’t Fix Your Problem
