iPhone
1. From the main recipe list, tap on the currently selected category in the title bar to show the categories list. The default category is All Recipes.
Note: If the button says Search Options that means you are in search mode. Press the Cancel button next to the search bar to exit search mode before proceeding further.
2. From the categories list, you can swipe to delete a category. To rename a category, first press the Edit button in the categories toolbar.
3. Then press the Info button next to a category to bring up the editing dialog for that category. From here, you can also select multiple categories using the checkboxes on the left, and then press Delete to delete them, or Move to move them into a subcategory.
4. Use the editing dialog to rename the category or change its parent category. Make sure to press Save when finished editing.
Mac
From the main recipes listing, right-click on the category. From there you can edit or delete the category. You can also drag and drop a category to move it into a subcategory.
Note that on the main recipes listing, the categories are listed in the left pane, and the recipes are listed in the right pane. If you are using the recipe detail view (where the recipes are listed in the left pane and the currently selected recipe is listed in the right pane), you'll first need to return to the main recipes listing by pressing the back button in the recipe's toolbar.
Android (Phone)
1. From the main recipe list, tap on the currently selected category in the title bar to show the categories list. The default category is All Recipes.
2. From the categories list, tap and hold on a category name to select that category. You can also press the Actions (3-dot) button in the toolbar and select Edit.
3. Once the category is selected, you can press the Edit (pencil) button next to each category to bring up the editing dialog for that category. You can also press the Delete (trash can) button in the toolbar to delete that category. You can select multiple categories to delete at the same time.
4. Use the editing dialog to rename the category or change its parent category. Make sure to press Save when finished editing.