Today developer JjKkYu has updated his PC Tool TrueAncestor SELF Resigner used to resign EBOOT.bin for custom firmware 3.55 users.
1. Turn on control flags switch as default.
2. Auto-change control flags switch when 4.21+ alt switch is changed.
3. Fix resign NPDRM SELF/SPRX option, previous version not working.
4. Update instructions.