Microsoft has introduced a major change in its OneDrive app for mobile platforms. As part of its effort to bring unified sharing experience across all platforms, the company has updated the app with new sharing UI. The new sharing experience - which is already there on the service's Web and desktop versions - is now available on the OneDrive app for Android and is currently rolling out on iOS. You can either wait for the update, or grab the updated app by heading to the Source 1 link below. Source 1 2
Source: https://www.gsmarena.com/onedrive_gets_new_sharing_ui_on_both_ios_and_android_platforms-news-30703.php