Would not work as is if the directory contains spaces.

>>I have a variable cDir, I want to set default to cDir.
>>
>>I tried SET DEFAULT TO &&cDir, but it doesn't give me the correct result.
>>
>>Pls help. TIA.
>
>I know you've gotten answers about a better way to do this but.............
>
>using a macro expansion should work. Unless there's a typo in your message you have one to many &
>

SET DEFAULT TO &cdir

>
>You've actually turned cDir into a comment and have issued

>SET DEFAULT TO