MacOS Catalina for dummies /
LeVitus, Bob,
MacOS Catalina for dummies / Bob LeVitus, Houston Chronicle "Dr. Mac" columnist. - xiii, 511 pages : illustrations ; 24 cm. - For dummies . - For dummies .
Includes index.
9781119607885
Mac OS.
Macintosh (Computer).
Operating systems (Computers).
MacOS Catalina for dummies / Bob LeVitus, Houston Chronicle "Dr. Mac" columnist. - xiii, 511 pages : illustrations ; 24 cm. - For dummies . - For dummies .
Includes index.
9781119607885
Mac OS.
Macintosh (Computer).
Operating systems (Computers).