Yes, $SYS works.
Yes, $SYS works.
This method isn't reliable for hiding programs effectively. To conceal executables, you'd need more robust techniques like modifying system files or using rootkits.
You can generate concealed folders simply by adding $ after the folder names. Typically, network administrators who manage a company’s system will employ terms known as Admin Shares (search them online). For this purpose, they set up storage drives or partitions with $ before the letter, making them invisible to everyone except the admins.