Stock firmware on Allwinner H6 devices is often "bloated," filled with unoptimized apps, and sometimes plagued by security concerns. Moving to a custom ROM usually provides:
git clone https://github.com/buildroot/buildroot.git cd buildroot make orangepi_3_defconfig # H6 board support present make menuconfig # add packages, set init system make -j$(nproc) allwinner h6 custom rom