Lukegao1
创建页面，内容为“ To add a folder to the Mail app on your iPhone, follow these steps: 1. Open the Mail app on your iPhone. 2. Tap the "Mailboxes" button located in the upper left corner of the screen. 3. Scroll down to the bottom of the page and tap "New Mailbox". 4. Choose the location for the new mailbox - either "On My iPhone" or "On My iPad". 5. Enter a name for the new folder and tap "Save" in the upper right corner. Your new folder will now appear in the "Mailboxes…”