When a power source is turned on 2 blocks above a piston and the piston is updated, it is powered and stays powered unless the source is turned off and it is updated again.
When a power source is turned on 2 blocks above a piston and the piston is updated, it is powered and stays powered unless the source is turned off and it is updated again.
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(Unassigned)
Unconfirmed
(Unassigned)
1.16.5, 21w13a
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Hello! This appears to be a duplicate of MC-108. This is actually intended behaviour for the Java Edition of Minecraft.