When looking around in first person, your hand reacts too much to small movements compared to how it behaves in Java Edition.
Bedrock movement: https://cdn.discordapp.com/attachments/688505592079319041/1096145384528678952/hand_movement_bedrock.mp4
Java movement: https://cdn.discordapp.com/attachments/688505592079319041/1096145385992503296/hand_movement_java.mp4
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We're tracking this issue in MCPE-64824, so this ticket is being resolved and linked as a duplicate.
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