I am Certified Apple Support Professional and has serviced Mac Computers for almost 10 yrs. 1. OSX Installation and updates 2. Software installation and upgrade And many more...see photos for some of the macs and even servers that managed to troubleshoot, configure and deployed. Aside from Mac troubleshooting, I can also provide wireless services at your home or office such as 1. CCTV Installation 2. Wireless router troubleshooting and configuration 3. Wireless printer configuration 4. Wireless Remote Access to your computer anywhere you are. Please message me for a service quotation or inquiries.