Finding "better" firmware for the Allwinner A133 usually involves moving from generic factory images to community-supported "Mainline" builds (like Debian or Armbian) or patched Android ROMs to improve stability and security. Current Firmware Options for Allwinner A133 Mainline Linux (Best for Stability/Open Source) Developers are actively porting the Allwinner A133 to the Mainline U-Boot
Remember, the Allwinner A133 is a capable chip. The only bottleneck is the software written for it. By taking control of the firmware—tweaking governors, updating kernels, or switching OSes—you can triple the usable lifespan of your device. allwinner a133 firmware better
Patched unsigned boot.img for Allwinner A133 does not boot #8810 Finding "better" firmware for the Allwinner A133 usually
CONFIG_ARM64_64K_PAGES (improves memory bandwidth)-O3 and -march=armv8.2-a+crypto