F11 Creates a chart of the data in the current range in a separate Chart sheet. Shift+F11 inserts a new worksheet. Alt+F11 opens the Microsoft Visual Basic For Applications Editor, in which you can create a macro by using Visual Basic for Applications (VBA). F12 Displays the Save As dialog box.
Source : https://www.ucdc.edu/sites/default/files/uploads/documents/IS/User%20Docs/Excel%202016%20for%20Windows%20keyboard%20shortcuts.pdf
Opening File Manager on Your Phone Open the app drawer on your Android's home screen. To access your files via Settings, tap Storage & USB." When viewing your Android files
Source : https://www.wikihow.com/Open-File-Manager-on-Android
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Source : https://m.youtube.com/watch?v=_xbA-E6rOBc
If you can't install an app Make sure you have the latest version of Chrome. Learn how to update Chrome. If you're using a work or school computer, your administrator might not let you install items from the Chrome Web Store. For more help, contact your administrator.
Source : https://support.google.com/chrome_webstore/answer/1698338?hl=en
If you can't open a file, it could be because: You don't have permission. You're signed in to a Google Account that doesn't have access. The correct app isn't installed on your Android device.
Source : https://support.google.com/docs/answer/14743550?hl=en&co=GENIE.Platform%3DAndroid
On the Start menu, select Settings > Apps > Default apps.Select which default you want to set, and then choose the app. You can also get new apps in Microsoft Store. ... You may want your .pdf files, or email, or music to automatically open using an app other than the one provided by Microsoft.
Source : https://support.microsoft.com/en-us/windows/change-default-programs-in-windows-e5d82cad-17d1-c53b-3505-f10a32e1894d