Please tell us some basic information before asking for help: Model Name: Asus 5z Firmware Version: Latest .87 Rooted or not: not Frequency of Occurrence: sometimes APP Name & APP Version (If your issue relates to the app): System UI 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. ======================================== UI is Lagging/Stuttering while opening apps, closing apps, switching between the apps, opening the all app Page and swiping up and down in page, switching between Home page and Google now page after updating new .87 patch. It doesn't lag much but you can feel the lag there wasn't before this update. Sometimes apps also lags while scrolling but not much as the UI. Please look into this matter and provide solution.