>>I'm trying to run an FP 2.6 DOS app on a Winindows ME PC but the Files setting is too low. I tried adding the line:
>>files=99
>>to the CONFIG.SYS but it is removed upon re-boot.
>
>ME does not use the CONFIG.SYS entry; instead, you need to run MSCONFIG, and add the following line to the [386Enh] section of SYSTEM.INI
>
>PerVMFiles=120
>
>It is case- and space-sensitive. If you need a larger file count in FPDOS, there is a documented problem with ME and FPDOS; see the MSKB for details and a workaround.

The setting above is for FPDOS, see See mskb#Q269030. For FPW there's another mskb#Q274594.