Yes, you can prepare your return in TurboTax if you have moved to the UK.
Click this link for more info on Filing Taxes from Abroad.
If you are receiving a Refund (or paying for TurboTax), you will need a US Bank Account/Credit Card.
You may have to paper-file your return, unless you have a US Address for the return.
This article gives more detailed info on Filing Taxes while Overseas.
[Edited 2/5/2021 | 2:45 pm]
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