1. After taking a picture in the app, ensure that the max dip line is on the left, and the T and C line markers are under your test and control lines. Then click on the "√" or "→" button to save.

2. To edit a record, swipe left on the test result bar and tap on the pencil icon to edit the ratio. You can also tap on Peak, Hight, or Low to mark your test results if needed.

3. To delete a record, swipe left on the test result bar and tap on the "Del" button.