1. Make DISKCOPY copy 1-2-3 System Diskette 2. Run MOD123 using COPied version of 1-2-3 as "OUTPUT" diskette. 3. S'all! SKCOPY copy 1-2-3 System Diskette 2. Run MOD123 using COPied version of 1-2-3 as "OUTPUT" diskette. 3. S'all! SKCOPY copy 1-2-3 System Diskette 2. Run MOD123 using COPied version of 1-2-3 as "OUTPUT" diskette. 3.