Shields do not block any projectiles fired from players, hostile mobs or dispensers. This happens when using the shield in a toolbar slot or in the offhand. The shield also does not take any durability damage.
Shields still block melee and explosion damage
Linked issues
Comments 3
This ticket duplicates MC-276320.
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We're tracking this issue in MC-276320, so this ticket is being resolved and linked as a duplicate.
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Can confirm.