Maybe your driver is 32-bit. I suggest you download and install 64-bit driver again.
Driver download link:
/lenovo/wsi/Modules/Drive.aspx? intcmp=I_F_Driver
For more discussion on related issues, welcome to Lenovo's official community.
/community.html? Baidu & PK _ kwd =1_ 00001
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I look forward to your satisfactory evaluation, thank you for your support to Lenovo, and wish you a happy life!