A:AnswerAcer does not offer extended warranties on recertified products. The 90-day warranty is provided by a third party called PlanetROI. You might contact them to see if they offer any extended warranties beyond the 90-day warranty from date of purchase. Contact info is:
844.433.8476
[email protected]
A:AnswerThe mainboard description is G3-710;T3-715 INTEL B150 RTL8111GA ACER LOGO UATX LF. The power supply is a 500W with 24-Pin ATX power connector. This recertified computer carries a 90-day warranty through PlanetROI. Contact information is included in the box. Our support is limited to the components on the mainboard but the PCI expansion slots are:
• One PCI Express x16 slot
• Two PCI Express x1 slots
• Two M.2 slots
A:AnswerThis is a recertified model and it does ship with 2400 DDR4 UNB-DIMM memory and is upgradeable. The mainboard is an Acer proprietary mainboard. Upgrading the components such as processor and other mainboard components is an option the user can take if they like, though Acer's support is limited to the hardware that ships on the system from factory.