Jota is a doubt for Portugal's match against Qatar on Saturday.
Portuguese outlet SAPO Desporto says the forward hasn't trained with the team this week “due to muscle problems".
Jota remains part of Fernando Santos' squad, though hasn't worked on the training pitch all week.
Need a VPN? Or seeking to switch? Then support Tribal Football by clicking here to sign up with our official partners NordVPN. Not only will you receive the best VPN experience, but also great discounts by signing up via Tribal Football. Thanks for your support!