UAE TRN - I have a TRN But not registered for VAT Can't display my TRN on Invoice

UAE TRN - I have a TRN But not registered for VAT Can't display my TRN on Invoice

I am registered for Corporate Tax. But I am below the 375'000 threshold so not registered for VAT.
I cant display my TRN unless I turn on "is your business registered for VAT" Can anybody advise please
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