M1 Mac and MacBook users are being locked out of their desktops by stubborn screensavers

Apple Silicon M1 Macs and MacBooks are falling victim to a bug that sees the screensaver forcibly take over the screen without warning, leaving users unable to continue working — though there are several short-term fixes available.

Per MacRumors, the issue appears specific to Mac and MacBook hardware with the Apple M1 chip, and is caused by the new Fast User Switching feature in macOS Big Sur.
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