MyDriver Custom.nsh

${SegmentFile}

${SegmentPreExec}
    IfFileExists "$SYSDIR\MyDriver\*.*" 0 +3
        Rename "$SYSDIR\MyDriver\*.*" "$SYSDIR\MyDriver-BackupByMyDriverPortable\*.*"
        CopyFiles "$EXEDIR\Data\MyDriver\*.*" "$SYSDIR\MyDriver"
!macroend

${SegmentPostPrimary}
    CopyFiles /SILENT "$SYSDIR\MyDriver\*." "$EXEDIR\Data\MyDriver"
    RMDir /r "$SYSDIR\MyDriver"
    IfFileExists "$SYSDIR\MyDriver-BackupByMyDriverPortable\*.*" 0 +2
    Rename "$SYSDIR\MyDriver-BackupByMyDriverPortable" "$SYSDIR\MyDriver"
!macroend