Changing JPG image format on iPhone allows you to send images to everyone without using other software.

IOS uses HEIC image format instead of the popular JPG format on phones. This means that devices that do not support HEIC will not be able to view images and must convert them. This is a relatively big disadvantage of IOS, but the operating system allows you to directly convert to JPG format.
I. HEIC and JPG image formats on iPhone
By default, images on iPhone are stored in HEIC format, including those captured from the camera, screenshots,... All HEIC images have advantages in both quality and optimized file size. However, not all devices can view HEIC images, and many famous software on Windows 10 cannot view them either. To solve this problem, you need to convert HEIC images to JPG to view and use them.

To meet various needs, Apple allows you to convert image formats on iPhone to serve different tasks. The most common is changing the format when sending images to Mac computers, Windows computers, PCs,... You can also change the original image format when taking pictures with the camera or capturing screenshots...
II. How to directly change image format to JPG on iPhone
1. Change the format to JPG when sending images to Mac, PC...
iPhone has a feature to change the image format when sending to other devices such as Mac, PC,... This feature is very useful when you often need to send images to computers for editing.
Step 1: Open the Settings

Step 2: Then, select the Photos tab in the settings list.

Step 3: Find the “Transfer to Mac or PC” section and enable the Automatic feature.
Automatic – Automatically convert images and videos to compatible formats before sending to the computer.

2. Changing default image format to JPG on iPhone
iPhone allows you to set the default image format to JPG for storage on all platforms, devices, and flexible use with different software.
Step 1: Open the Settings app on your phone.

Step 2: Then, select the Camera tab to set the image format when taking photos on your phone.

Step 3: Choose Format and switch to the Most Compatible mode.
The Most Compatible mode will only save images captured in the common JPG format, which may take up slightly more storage on your phone than HEIC.

In this article, Software Tricks has guided you on how to directly change the JPG format on iPhone, iPad. Wish you success!