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3 paź 2024 · Repair your startup disk. Use Disk Utility to repair your startup disk. If you’re using a previously downloaded installer that your Mac says is damaged or can’t be verified, delete it and download the installer from Apple after repairing your disk. Revive or restore Mac firmware.
14 gru 2021 · If you've installed macOS Big Sur but it won't update any more, the fix can be very simple providing you know where to look. It's important to narrow down the reasons why a Big Sur update fails before moving onto more permanent fixes.
25 mar 2022 · From download dramas to installation issues, we reveal how to fix the most common macOS 11 Big Sur problems. Spoiler alert: it's easier than you think!
Can't update your Mac? Here's what to do if your Mac freezes while you are downloading or installing macOS Sequoia or if you get an error message.
We understand you have an issue installing macOS Big Sur. If you're having trouble installing the upgrade automatically, you can install using safe mode. See here under "Install in safe mode" and follow the steps to install for a Mac with an Intel processor: If an error occurred while updating or installing macOS
Follow the specific tips to get a macOS Big Sur download, moreover, fix common update and install problems, including installation stuck, log-in error, Mac will not boot, and App problems, etc.
23 lip 2020 · If the download completes successfully, but macOS Big Sur won’t install, there are a few things you should try. Reboot your Mac in Safe Mode by holding down Shift while it boots. Then try and install Big Sur again.
