How to fix Sleep Wake fault in EFI (Failure code :: 0xffffffff 0x0000001f) on Mac?

Question

Problem: How to fix Sleep Wake failure in EFI (Failure code :: 0xffffffff 0x0000001f) on Mac?

Hello. I have a problem that repeats itself all the time. Could you help me fix the Sleep Wake bug in EFI? The particular error code is code :: 0xffffffff 0x0000001f. I have this problem on my mac and haven’t found a solution yet. Help!

Resolved answer

The Sleep Wake bug in EFI (Failure code :: 0xffffffff 0x0000001f) is one of many Mac errors. There is a disbelief that Apple devices are generally bug-free, so people don’t pay attention to alerts about problems or particular unexpected freezes or shutdowns. However, macOS is not immune to malware, as well as bugs or system problems.

Users are reporting this Failure code :: 0xffffffff 0x0000001f error since 2019, but this year it has started to appear again in various discussion forums. This sleep wake failure mainly occurs after a clean install of macOS, making it even more frustrating and annoying.

Most users complain that the system works fine until the error code F 0xffffffff 0x0000001f appears after the computer starts up from sleep. Additional issues include the keyboard not responding, the screen not updating, or the fans running at full capacity. The particular code appears mainly once the system is rebooted.

It is possible to fix the Sleep Wake fault in EFI (Failure code :: 0xffffffff 0x0000001f) on Mac, but there are several devices that can run into this problem so solutions may vary. The basic troubleshooter can help first, but you will need deeper steps and changes to make. We can practically confirm that malware has nothing to do with the failure.

How to fix Sleep Wake error in EFI (Failure code :: 0xffffffff 0x0000001f) on Mac

The Sleep Wake bug in EFI (Failure code :: 0xffffffff 0x0000001f) on Mac started to bother people years ago, but after the recent updates and discussions about Catalina vs Big Sur the reports started coming in again. This is not related to any malware or cyber infection issues, but a system check and file repair can fix this. Tools like ReimageMac Washing Machine X9 they can help you with altered settings, corrupted files or programs. Adjusting some settings and preferences may solve the problem. Follow all the steps and try a few methods to secure the solution.

Restart your Mac

• Press and hold power button.
• Wait till I know turn off.
• Then after a few moments, press the power button again.

Restart SMC and NVRAM to fix Sleep Wake fault in EFI (Failure code :: 0xffffffff 0x0000001f)

• Turn off the computer.
• Disconnect the cable from the power source.
• Press and hold the buttons Shift + Option + Ctrl and press the power button for at least 15 seconds.
• Turn on the computer.
• Restart your Mac again.
• This time press and hold the buttons Command + Option + P + R for 20 seconds.

Disable hibernate mode

• Open the Terminal.
  
• Run these commands: sudo pmset standby 0 Y sudo pmset autopoweroff 0.

Update your firmware to fix EFI Sleep Wake fault (Failure code :: 0xffffffff 0x0000001f) on Mac

• Go to Apple menu.
• .
  
• Write macOS and press Enter.
• Choose the latest version of macOS and click Obtain.
• Opens the folder of Applications and click on Continue.
• Follow the steps on the screen.

Fix your Errors automatically

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