1, boot or restart the computer, in the state below, click F2 to enter the BOIS interface;
2, press → key, select Configuration option, press ↓ Select Multimedia Logo Volume;
3. Select 0 as the value to turn off the computer startup sound.
The above is for everyone to introduce the Lenovo notebook win7 to turn off the boot sound, users who need it can manually set up according to the above method can be
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