You can copy the picture by tapping and holding the picture and tap the ‛ picture size button. Step 4. Press the ‑X‚ button in the top right corner to open the picture's file info window. ” Press the right arrow button and go to the menu that appears. Step 5. From the menu, tap the save… button. Step 6. Tap the † button to copy the photo. Step 7. Open the file † in the Camera app. Step 8. You will see that you have a new JPEG image. Now, use the right arrow button to convert them to a JPG image. How To Convert iPhone Photos to JPG Format (with Pictures) Step 1. Open the Camera app, select the pictures you want to convert and touch or swipe to select the “Share” icon. Step 2. Touch either ‛‡ or †… to copy the previous file. Step 3. Open the file † in the Camera app. Step 4. You will see that you have a new JPEG image. Now, use the right arrow button to convert them to a JPG image. iPhone Photos to JPEG (in iOS 10) Go to Settings > iCloud in iPhone > Photos. Choose “Convert photos to a JPG” at the top of the screen. Then, click it. iPhone Photos to JPG (in iOS 9) Go to Settings > iCloud in iPhone > Photos. Choose “Convert photos to a JPG” at the top of the screen. Then, click it. Change iPhone Photos to JPG or JPG to PICTURE format (for Camera Roll on iOS) iPhone Photos to JPEG format on iPhone 10 can be converted by following steps: Step 1. If you need to convert iPhone photos to the JPEG format, follow these steps: Step 2. Tap the camera icon in the bottom left corner of iPhone screen. Step 3. Press the down arrow. Step 4. Select the phone/camera format. Step 5. A menu pops up containing two sub choices. Choose “iPhone to iPhone” and choose. Step 6. Tap Save when “Choose a file type for saved pictures” option is displayed.