crwdns2933897:0crwdne2933897:0

Why doesn't the preview message stay off?

I dont want the information such as who sent a message and what it says on top screen i turn off message preview n it tutns back on itself it wont stay off

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crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
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