# Common Issues / Fixes

- [LOADER CRASH AFTER INSERT LICENSE](/optimizer-tutorial/common-issues-fixes/loader-crash-after-insert-license.md): Instructions on how to fix common issues.
- [PC BLUESCREEN](/optimizer-tutorial/common-issues-fixes/pc-bluescreen.md): Instructions on how to fix common issues.
- [SERIALS NOT CHANGING](/optimizer-tutorial/common-issues-fixes/serials-not-changing.md): Instructions on how to fix common issues.
- [ASUS, UEFI BOOT NOT APPEARING IN BIOS?](/optimizer-tutorial/common-issues-fixes/asus-uefi-boot-not-appearing-in-bios.md)