<b>Three USB Female OTG Port:</b><br> <b>How to Transfer pictures/videos from USB drive to iPhone/iPad:</b><br> 1.Go to your device "Files" App.<br> 2.Find your USB device name. if you never name them should be "NO NAME".<br> 3.Select photos or video you need, then tap the Share button.<br> 4.Tap "Save image".<br> 5.Go to "Photos" App, you will find the item you imported.<br><br> <b>How to Transfer pictures/videos from iPhone/iPad to USB drive:</b><br> 1.Go to your "Photo" app.<br> 2.Select photos you need export, tap the Share button.<br> 3.Choose "Save to Files".<br> 4.Select your USB device and tap "Save".<br> 5.Back to "Files" app, go to your USB device, will get the photos you saved.<br><br> <b>Note:</b><br> 1.For iOS 12 and before, your iPad or iPhone will open the photos app automatically 3-7 seconds <br> after connecting this USB adapter, and then you can choose photos or videos you like to import.<br> 2.Only iOS 13 and later can use the USB adapter to connect the mouse to the iPhone or iPad, and <br> the Assistive Touch needs to be enabled on the iPhone or iPad settings.<br><br> <b>SD/Micro SD Card Reader Port:</b><br> 1.For iOS 12 and before,<br> It can only transfer photos or videos from SD/Micro SD to your iPhone or iPad, one way transferring.<br> 2.For newest iOS 13 and later,<br> With our SD/Micro SD card reader, you can import&export photos/video/file(Word/PPT/Excel)/audio,two way transferring. <br><br> <b>Note:</b><br> The memory card reading function can not be used simultaneously, if USB Port is connected to <br> a mouse or keyboard, USB+SD/Micro SD can be used simultaneously.<br><br> <b>HDMI Digital AV Port:</b><br> 1.NOT SUPPORTS APPs which have "HDCP" video copyrights protection like Netflix, Amazon video, HBO go, HULU, SKY Q and Honda motor.<br> 2.Need connect power when HDMI port use with USB port simultaneously.<br> 3.When only use USB port device or HDMI port working not stable, please connect power too.<br>