It sounds like your UPS might need a new battery. Three years is not an unreasonable lifetime for a UPS battery.
If your computer is experiencing loss of power while the UPS is connected to the mains, the unit might have developed a fault.
It sounds like your UPS might need a new battery. Three years is not an unreasonable lifetime for a UPS battery.
If your computer is experiencing loss of power while the UPS is connected to the mains, the unit might have developed a fault.