If they are in use on the target you are out of luck as you will not be able to overwrite them. To copy, if you are admin in both computers you can do from a command window:
copy \\PC1\d$\cotton\data\tables\* \\PC2\d$\cotton\data\tables\
>Dear Experts
>
>On LAN:
>
>On PC1
>I have following folder
>d:\cotton\data\tables
>
>On PC2
>I have same folder
>d:\cotton\data\tables
>
>Now
>
>Now I want to overwrite all tables from PC1 (Source) to PC2 (Target).
>I want to copy tables from PC1 even they are in use.
>All dbf's are part of data1.dbc
>
>Please
>
>
>Please help
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