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third-person singular simple present MUFFINs, present participle MUFFINing, simple past and past participle MUFFINed
(computing) To transfer files between 13-sector and 16-sector Apple ][ diskettes, as with MUFFIN (Move Utility For Files In NewDOS.) quotations examples
Remember, MUFFINing a diskette won't harm your 13 sector diskette, and you can always boot 13 sector diskettes using BASICS.
1980, Apple II, the DOS Manual: Disk Operating System
This presents no problem other than, of course, any 13 sector CCA files having to be MUFFINed to 16 sectors.
1981, The Book of Apple Computer Software, The Book Company, page 93
This does not apply to normal programs; they can be MUFFINed over and used with no trouble.
1981 May, John Sharp, “DOS Differences”, in HARDCORE - The Journal of the British Apple Systems User Group, volume 1, number 3, page 17
The software is supplied in DOS 3.2.1 format, and I had no problem in MUFFINing it to DOS 3.3 format.
1982, Byte, page 220
Must be MUFFINed to a DOS 3.3 disk before use.
1982, Nibble
It will run on a 48K APPLE 11+, after BRUNning Integer Basic-Disk from WAP Library disk 14 (which should be MUFFINed over to the DOS 3.3. disk on which this One-Oven program, as well as MUFFIN from your Master disk, have also been saved).
1982 November, George V. Kinal, “"One Oven Muffin" Updated”, in Washington Apple Pi, volume 4, number 11, page 44
And LexiCom 2.0 requires no disk swapping or MUFFINing—it will work equally well with any version of Apple DOS. […] Files may be MUFFINed to a 16 sector disk $29.95 from your local dealer or: Nibble, Dept P
1983, Apple Orchard, pages 13 and 92
Because the system’s disk is unprotected (praise the provider!), the programs can be converted (MUFFINed) to DOS 3.3 after INITing a target disk with the HELLO boot program.
1983, Jeffrey Stanton, Robert P. Wells, Sandra Rochowansky, editors, The Addison-Wesley Book of Apple Computer Software 1983, The Book Company, page 175