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- Jun 10, 2022
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I have a keyboard branded GLS PSR-550A
which has reduced its factory tone settings by two half steps.
G sounds as F.
F sounds as Db .
I've tried the different factory reset options but none works on this keyboard.
Is there any PC software that can help me do factory reset??
which has reduced its factory tone settings by two half steps.
G sounds as F.
F sounds as Db .
I've tried the different factory reset options but none works on this keyboard.
Is there any PC software that can help me do factory reset??