File name restrictions 10k

1. Filename (before the dot):

   • Can contain letters, numbers, underscores (_), and hyphens (-)
   • No spaces or special characters allowed
   • Must be 1 to 256 characters long

2. File extension (after the dot):

   • Must be 1 to 10 characters long
   • Can include only letters and numbers
   • No special characters allowed