Huawei matebook 16, windowswin7.
1. Use WPS to open the paper to be copied.
2. Click "Features" on the ribbon.
3. After calling up the WPS paper duplicate checking dialog box, click the "Copy" item in "Copy current paper" in the lower right corner, and finally click "OK".
4. After selecting "duplicate checking engine", click "Start duplicate checking" in the lower right corner to confirm that Zhou's personal account has sufficient funds.