I've also found folks fixed similar issues by downgrading the kernel to 5.11.0.38: https://askubuntu.com/questions/1384450/ubuntu-20-04-wont-wake-from-suspend-or-completely-shutdown
I've also found folks fixed similar issues by downgrading the kernel to 5.11.0.38: /askubuntu. com/questions/ 1384450/ ubuntu- 20-04-wont- wake-from- suspend- or-completely- shutdown
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