The 27-year-old has been linked with an Emirates exit, with Unai Emery reportedly running out of patience with the error-prone centre-back.
A string of costly mistakes last season have also seen fans call for his exit.
Amid the speculation, the German has changed his Instagram profile picture, in which he no longer wears a Gunners shirt, and removed ‘Player for Arsenal’ from his bio.
BBC sports correspondent David Ornstein recently revealed that Mustafi, who joined Arsenal for £35million in 2016, is one player the Gunners are desperately trying to sell.
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