Fixing windows system issues using software. I have 10 years of experience maintaining windows systems. I remove viruses, repair corrupted system installations. I recover lost files from crashing operating systems. I install windows operating systems, I update them and maintain them. I use the group policy, I use registery editor and I use troubleshooting steps. I recover passwords from windows systems when users are locked our. This works for systems not connected to domains. I have skills in fixing android software issues, reinstalling, rolling back and updating software and firmware over windows systems using software. I know how to use Linux live disks to prepare windows issues.