Verifying the authenticity of an iPhone and checking its warranty is crucial for those purchasing second-hand iPhones due to the prevalence of counterfeit or substandard devices. In today's article, TechTricks.com guides readers on how to verify the authenticity of an iPhone and accurately check its warranty to ensure peace of mind while using it.

To verify if an iPhone is genuine, we need to check the IMEI number on the device and cross-reference it on Apple's official website.
1. Check the IMEI of Your iPhone
Method 1: Check iPhone IMEI Using Phone Application
Open your phone application and dial *#06#
After dialing the number, information about your iPhone's IMEI will be displayed as shown below.

Method 2: Look Up iPhone IMEI in General Settings
Step 1: Navigate to Settings (1) => General Settings

Step 2: Select About (1) and copy the IMEI number (2) to check on Apple's website.

2. Check iPhone warranty expiration with the IMEI number.
Once you have the IMEI number from your iPhone, you can verify the validity of the iPhone's IMEI on Apple's website. Check the iPhone on this website: https://checkcoverage.apple.com/vn/en
Step 1: Fill in all the necessary information such as your iPhone's IMEI number (1) => enter the verification code (2) in the box above => click Continue (3) to proceed.

Step 2: Here, we can identify whether the iPhone in the image is genuine or not.
- Valid Purchase Date: indicates the activation status of the device.
- Telephone Technical Support: denotes the 3-month initial technical warranty support from Apple via phone.
- Repairs and Service Coverage: 1-year machine warranty from activation date.
As shown below, we can see that the machine's warranty period has expired. If our machine displays all the information as above, it means your device is genuine and registered by Apple Store and authorized dealers.

If you check the machine's IMEI and the information is unclear as shown below, it means your machine may pose risks of being non-genuine or may be locked by network carriers and not distributed through official Apple channels.

With the trick to check genuine iPhone and warranty period, you can use your phone with peace of mind without worrying about counterfeit or fake products. However, it is still advisable to buy iPhones from reputable stores to avoid the risk of low-quality components affecting your device. Wish you success!