To delete tag follow the steps below:

1. Run ABBYY FineReader Client;
2. Tap Tags button in upper right corner of the screen;

1. Tap Tag management;
2. Swipe from right to left the tag which you would like to delete.

Note: In June 2020 ABBYY announces the process of sunsetting FineReader Mobile Client for Android and iOS platforms. More information about how to continue using the app is published in the article.