Protecting Data In Floppy Disks - Brother BES-116 Instruction Manual

Write-protection is available for a floppy disk to prevent undesired data deletion.
A write-protected disk is read-only. It is recommended to provide write-protection
for disks which contain important data.
To do so, slide the write-protect notch to open the slot as shown below.
6

Protecting data in floppy disks

Slide the notch in this direction to
prevent data loss or overwriting.
Slide the notch in this direction to write
data.
BES-116AC