Step 1: Open Flits App Admin.
Step 2: Click on "Install code" from the left-side navigation menu. You can see below page.
Step 3: Click on the "Uninstall Code" button.
Step 4: Wait for some time, until the uninstall code process is completed.
Step 5: Now, you can uninstall Flits from your store.
For any support regarding this, feel free to contact us at firstname.lastname@example.org
We will help you as a priority request, for your query regarding uninstalling code from your theme.