Me alegro que ayas retomado el control, mirando el reporte tienes muchas cosas anticuadas y muchas cosas instaladas en inicio.
Los programas que instalan cosas en inicio pueden causar problemas y ralentizar el Mac estas son las que yo eliminaría:
Kernel Extensions:
/Library/Application Support/Fortinet/FortiClient/nke
[Not Loaded] vpn_kext.kext - com.fortinet.fct.kext.ipsec (Fortinet, Inc, 1.0 - SDK 10.13)
[Not Loaded] fctrouternke.kext - com.fortinet.kext.fctrouternke (Fortinet, Inc, 1.0 - SDK 10.15)
[Not Loaded] com.fortinet.forticlient.credential_store.plist (Fortinet, Inc - installed 2020-03-10)
[Not Loaded] com.fortinet.forticlient.fct_launcher.plist (Fortinet, Inc - installed 2020-03-10)
[Not Loaded] com.fortinet.forticlient.vpn.vpn_control.plist (Fortinet, Inc - installed 2020-03-10)
[Not Loaded] org.macosforge.xquartz.startx.plist (Apple - installed 2016-10-26)
Launch Daemons:
[Not Loaded] com.fortinet.forticlient.config.plist (Fortinet, Inc - installed 2020-03-10)
[Not Loaded] com.fortinet.forticlient.servctl.plist (Fortinet, Inc - installed 2020-03-10)
[Not Loaded] com.fortinet.forticlient.vpn.plist (Fortinet, Inc - installed 2020-03-10)
[Not Loaded] com.oracle.java.Helper-Tool.plist (? 0 - installed )
[Not Loaded] org.virtualbox.startup.plist (? 700b9385 - installed 2019-10-08)
User Login Items:
[Not Loaded] AppCleaner Helper (? - installed 2019-10-22)
Modern Login Item
/Applications/AppCleaner.app/Contents/Library/LoginItems/AppCleaner Helper.app
[Not Loaded] HolaTranslator Launcher (App Store - installed 2021-04-26)
Modern Login Item
/Applications/HolaTranslator.app/Contents/Library/LoginItems/HolaTranslator Launcher.app
[Not Loaded] Messenger Login Helper (App Store - installed 2021-04-12)
Modern Login Item
/Applications/Messenger.app/Contents/Library/LoginItems/Messenger Login Helper.app
[Not Loaded] HP Device Monitor (HP Inc. - installed 2017-10-25)
Modern Login Item
/Library/Printers/hp/Frameworks/HPDeviceMonitoring.framework/Versions/1.0/Helpers/HP Device Monitor Manager.app/Contents/Library/LoginItems/HP Device Monitor.app
[Not Loaded] HP Product Research (HP Inc. - installed 2017-10-25)
Modern Login Item
/Library/Printers/hp/Utilities/HPPU Plugins/ProductImprovementStudy.hptask/Contents/Helpers/HP Product Research Manager.app/Contents/Library/LoginItems/HP Product Research.app
Internet Plug-ins:
Silverlight: 4.1.10329.0 (? - installed 2013-07-09)
AdobePDFViewerNPAPI: 17.012.20098 (Adobe Systems, Inc. - installed 2021-04-19)
AdobePDFViewer: 21.001.20149 (Adobe Systems, Inc. - installed 2021-04-19)
SharePointBrowserPlugin: 14.7.7 (? - installed 2017-11-27)
User Internet Plug-ins:
VideoconferenciaTelmexPlugIn: ZoomBundleVersionNumber (? - installed 2020-05-19
Safari Extensions:
HolaTranslator for Safari (App Store - installed 2021-04-26)
3rd Party Preference Panes:
Trusteer Endpoint Protection (Trusteer LTD - installed 2019-10-27)
Tienes un montón de Adblockers, es mejor tener uno sólo, bien configurado, porque ralentizan las páginas web.