echo noop > /sys/block/mmcblk0/queue/scheduler The PowerVR driver on UMS9117 sometimes renders frames at 60fps even when static. Force a lower refresh rate:

Extract to a folder. Do not run just a .exe ; manually install via Device Manager.

Select “Unisoc Phone” or “Spreadtrum USB Port” and install.

In the rapidly evolving world of mobile chipset manufacturing, Unisoc (formerly Spreadtrum) has carved out a significant niche in the entry-level and value-driven smartphone segments. Among its most widely deployed yet under-discussed workhorses is the Unisoc UMS9117 . Often referred to as the Unisoc SC9863A , this chipset powers millions of affordable 4G smartphones globally.

Have a specific UMS9117 driver issue not covered here? Check the comments for community solutions or consult the latest XDA threads dedicated to your specific device model. The "top" driver for your phone may just be one kernel flash away. Target Keywords: Unisoc UMS9117 driver, UMS9117 driver top, SC9863A drivers, Unisoc USB driver, SPD driver installation, PowerVR GE8322 driver.

Boot your UMS9117 device into Download Mode (usually Volume Up + Power, or via adb reboot bootloader ).