Is there a newer driver for the the adreno 420?

Is there a newer driver for the the adreno 420, specifically for my note edge on T-mobile? I remember flashing a newer gpu driver on my xperia z1 and it helped performance immensely. Current driver has some issues on lollipop.

Flashing RUUs on newer HTC devices.

Hello currently I am using a T-Mobile m9 with a custom Rom. I used to own an m7 before I ditched it for my nexus 5. Today I noticed a security patches released and realized I can't remember how to update when not stock. I was wondering does flashing new firmware still work the same as it did on the m7?

CM12.1 issue after upgrade from old to newer version

After Upgrading to new nightly i'm facing following issues,

- Auto reboot after few hrs.
- UI Crash
- at incoming call : answer & dismiss dialog will display with dealy
: UI also get freeze .. to receive call needed to many clicks on answer

- Unable to install apps from playstore .. it will download app again and again if tried
- SuperSu unable to install binary library
- AppLock App is not working

i was upgrading cm-12.1-20150821-NIGHTLY-nicki to cm-12.1-20150828-NIGHTLY-nicki