①, closed CAD (CAD sure to close running programs)
②, press F3 to open the search window XP system files, search for and delete respectively acad.lsp, acad.fas, acaddoc.lsp, acadapq.lsp, acadappp.lsp, acadapp.lsp and lcm.fas file
note:
①, "search range" must select "local hard drive (e.g., C:; D:; E:; F".
②, be sure to check the "Search Options" in the "Advanced Options", will be under the "Search system folders" "Search hidden files and folders" "Search subfolders" on items checked, otherwise the virus can not search all the files cleaned.
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