DTS - Failed to Find APO endpoint - Microsoft Community

reset toshiba satellite l50 windows 8.1 after windows 10 crash. dts sound working fine. after loads of updates (118!) dts not starting showing error message: "failed find apo endpoint". ideas?

thanks in advance.

***post moved moderator appropriate forum category.***

hi ken,

we need know more identify why issue happening, please provide following:

• what updates referring to? windows update or update coming manufacturer of device?
• what troubleshooting steps have tried far?

for initial troubleshooting, recommend uninstall , reinstall driver of dts sound. uninstall driver, follow steps below:

1. open control panel, make sure it's viewed small icons.
2. select device manager.
3. look sound, video , game controllers , select it.
4. right-click on driver, select uninstall.
5. proceed uninstall.
6. click on gear icon on top left, update drivers.
7. it prompt install , update driver dts sound.

if issue persists, lets know can solution.

Windows / Windows 8.1 / Devices & drivers