## Fixing Screen Flickering on MacBook Pro After Restart
To fix screen flickering on MacBook Pro after restart, try resetting the System Management Controller (SMC) and the Power Management Unit (PMU), and update your MacBook Pro to the latest software version.
## Step-by-Step Guide
1. **Restart your MacBook Pro**: Shut down your MacBook Pro, then press the power button to turn it back on.
2. **Reset the SMC**: Press the power button, the Command + Option + Shift + Power buttons at the same time, and hold them for 10 seconds. Release the buttons and let your MacBook Pro boot up normally.
3. **Reset the PRAM/NVRAM**: Shut down your MacBook Pro, then press the power button to turn it back on. Immediately hold the Command + Option + P + R keys for 20 seconds. Release the keys and let your MacBook Pro boot up normally.
4. **Update your MacBook Pro**: Go to System Preferences, click on Software Update, and install any available updates.
5. **Check for loose connections**: Ensure all internal components, such as the display cable, are securely connected.
## Frequently Asked Questions
– **Q: What causes screen flickering on MacBook Pro?**
A: Screen flickering can be caused by loose connections, outdated software, or issues with the SMC or PRAM/NVRAM.
– **Q: Will resetting the SMC and PRAM/NVRAM delete my data?**
A: No, resetting the SMC and PRAM/NVRAM will not delete any of your data.
– **Q: How often should I update my MacBook Pro?**
A: You should update your MacBook Pro whenever a new software update is available to ensure you have the latest security patches and features.
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