Please tell us some basic information before asking for help:
Model Name: Asus I003DD
Firmware Version: 17.0823.2008.78
Rooted or not: No
Frequency of Occurrence: Always
APP Name & APP Version (If your issue relates to the app): Netflix Version 7.75.1 build 26 35131
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
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Not sure when it happened but one day suddenly i could only watch sd netflix. Probably happened after the .70 or .78 update. I thought it was just my internet, but when I checked it was because of widevine drm certification.