[Phone] Zenfone 3 -How to re-install the Quick Memo App after upgrading to Android O?
After you download the apk file, please save the file at internal shared storage in your phone device.
If you download by your computer, please unzip the file and move it to the internal storage folder of your phone device, such as Download.
If you download by your mobile phone, please unzip the file. Go to File Manager > Click Recent > Select the downloaded file.
Select Extract ,and tap OK to complete the file extract.
C). Select the apk file
D) At the File Manager Settings window, allow your device to install unknown apps, then return to the previous screen.
E) Tap INSTALL
F) The Quick Memo App is now accessible