EtreCheck will help you: Find serious problems on your Mac,; Remove annoying adware,; Get help on Apple Support Communities,; See just what your Mac is. Now, with EtreCheck 4, you have more options. EtreCheck 4 gives you extensive information about your Mac in an easy-to-read format. Etrecheck 4 includes. EtreCheck - For troubleshooting your Mac; displays important system details.