@TeamYouTube Please don't translate video titles.pic.twitter.com/fHFsyupUZ8
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Thanks for the info. Have you tried checking your device level language and location settings by using these steps: https://goo.gl/df9vko ? Let us know if that happens again.
Device language is set to Italian as primary an English as secondary, location is Italy. I don't need any translations though.
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