Canon VIXIA HF M30 Quick Manual page 494

⒏
Change playback order and title name.
If necessary, change the playback order (P.56) after clicking the Writing
List created in Step 4, or change the title name (P.62).
Title names will appear below the thumbnail of the menu screen (P.107)
of the written disc. Long titles may not be fully displayed. Enter the title
within the following length.
[DVD List]
Approximately 8 bytes
[AVCHD/Blu-ray/DataDisc List]
Approximately 12 bytes
The number changes depending on the characters used.
*
⒐
Right-click the Writing List and click [Edit (the name of
the List that you selected)...].
102
When combining files, the number of
titles will change depending on the
playback order.