How do I remove a DEMO word from the screen of my tablet?

[AC Question]

how to remove a DEMO word from the sceen of the tablet

there is the word DEMO color red capital letter an font nunber 40
an it does not go out by any means

 

[belodion]

If you have just bought it as a new tablet, return it.

If not new, do you have a Screen Saver app? If so, you may be able to fix it from the settings in that.

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