You can give surprise to your friends with this interesting tip and
show them this trick with that restricted words.
The following are reserved names, which cannot be assigned to a
folder or file (normally):
- CON
- PRN
- AUX
- NUL
- COM1
- COM2
- COM3
- COM4
- COM5
- COM6
- COM7
- COM8
- COM9
- LPT1
- LPT2
- LPT3
- LPT4
- LPT5
- LPT6
- LPT7
- LPT8
- LPT9