How to check when you bought a mobile phone
When buying a second-hand mobile phone or needing to know how long your phone has been used, it is a common need to check the purchase date of the phone. This article will introduce in detail several methods to help you quickly find the purchase time of a mobile phone and provide a structured display of relevant data.
1. Query through mobile phone serial number
Each mobile phone has a unique serial number (IMEI or SN code), through which the factory date and activation date of the mobile phone can be queried. The following are the specific steps:
| Brand | Query method | Remarks |
|---|---|---|
| Apple (iPhone) | 1. Open "Settings" > "General" > "About this Mac" to view the serial number. 2. Log in to Apple’s official website or a third-party IMEI query tool | The official website provides warranty status and activation date |
| Huawei | 1. Enter *#06# on the dialing interface to obtain the IMEI 2. Query through "Service Support" on Huawei's official website | Requires Huawei account registration |
| Xiaomi | 1. Go to "Settings" > "My Device" to view the serial number 2. Use Xiaomi Mall APP to query | Need to bind Xiaomi account |
2. Inquiry through purchase voucher or packaging box
If you keep the invoice, electronic receipt or mobile phone box from the time of purchase, you can directly check the purchase date:
| Voucher type | information location |
|---|---|
| paper invoice | The billing date in the lower right corner of the invoice |
| electronic receipt | Email or shopping platform order details page |
| packaging box | The production date on the box label (usually the factory date) |
3. Inquire through operators or e-commerce platforms
If the mobile phone was purchased through an operator contract or e-commerce platform, you can check through the following methods:
| channel | Query method |
|---|---|
| Operator (China Mobile/China Unicom/Telecom) | Log in to the online business hall to check the contract processing time |
| JD.com/Tmall and other e-commerce companies | View purchase history in "My Orders" |
4. Third-party tool-assisted query
Some third-party tools can provide more detailed device information, but please pay attention to privacy security:
| Tool name | Function |
|---|---|
| IMEI.info | Check mobile phone activation date and warranty status for free |
| CPU-Z | Detection device hardware information and first use time |
Things to note:
1. Serial number query may have an error of 1-2 months due to differences in brand policies.
2. Second-hand mobile phones may be "refurbished", and it is recommended to verify using multiple methods.
3. Avoid entering IMEI code through unofficial channels to prevent information leakage
Summary:
Through the above method, you can quickly locate the purchase time of the mobile phone. It is recommended to use official channels for inquiries first. If there is any conflict in the data, the date of the purchase voucher shall prevail. Regularly recording mobile phone purchase information can also help with subsequent warranty or second-hand transactions.
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