This lesson covers troubleshooting PC operating systems. Objectives and skills for the troubleshooting PC operating systems portion of A+ certification include: Given a scenario, troubleshoot PC operating system problems with appropriate tools. Common symptoms Proprietary crash screens (BSOD/pin wheel) Failure to boot Improper shutdown Spontaneous shutdown/restart Device fails to start/detected Missing dll message Services fails to start Compatibility error Slow system performance Boots to safe mode File fails to open Missing NTLDR Missing Boot Configuration Data Missing operating system Missing Graphical Interface Missing GRUB/LILO Kernel panic Graphical Interface fails to load Multiple monitor misalignment/orientation Tools BIOS/UEFI SFC Logs System Recovery Options Repair disks Pre-installation environments MSCONFIG DEFRAG REGSRV32 REGEDIT Event viewer Safe mode Command prompt Uninstall/reinstall/repair YouTube: Operating System Troubleshooting - CompTIA A+ 220-902 - 4.1 YouTube: Operating System Troubleshooting Tools - CompTIA A+ 220-902 - 4.1 CompTIA: A+ Certification Exam Objectives - Exam 220-902
{'wiki_source': 'wikiversity', 'other_info': "{'content_model': 'wikitext', 'language': 'en', 'title': 'Computer Support/Software Troubleshooting/PC Operating Systems', 'type': 'text'}"}