- Star Rating
lc40 mb 18837-1 yoga C940-15IRH
BIOS
BIOS
i used this . it was good but not give me sound on laptop . and i know 100 present the sound was good before that .
What do you mean right now the audio is not working?
What error does it give?
there is not error to give it is work normally just can not find sound card .
and it was has a sound before instill the last bios you sent to me .
so need buy patch 20$
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Please clear me, thank you
