In the world of modern gadgets, confusion often arises when a user encounters a mysterious set of numbers in the system settings or on the device box.The 2016102 code is not just a random combination, but a specific identifier that is tied to a particular model of the budget segment of a popular Chinese brand. Understanding which device is hiding behind this number is necessary to find the right accessories, firmware or when trying to repair.
Behind this code lies the Redmi 8A Dual, which has become a kind of “people’s” device in many regions of the world, an interesting modification of the classic Redmi 8A, but with key differences that make it unique in its price range, and these nuances often become decisive when choosing a used device or buying a new device in the secondary market.
In this article, we will look at why this phone has been labeled, what its strengths are, and what challenges it may face, and you will learn about the specifications, the features of the software, and the questions that users often have when they first encounter it.
Device identification: Redmi 8A Dual
The phone, codenamed 2016102, is officially known as the Redmi 8A Dual.This model was released as a more affordable alternative to the main Redmi 8, but with an important emphasis on dual camera functionality, which is reflected in the name. Unlike the base version of the 8A, a second camera was added here, which was a marketing advantage.
It is important to understand that the 2016102 marking is often found in system logs, when connected to a computer via ADB or in specialized firmware utilities such as the Mi Flash Tool. For Android operating system and service centers, this device is defined by this internal code, not by a commercial name.
- 📱 Commercial name: Redmi 8A Dual (Global Version).
- 🔍 Internal code: 2016102 (also known as olivelite).
- 🌍 Region of Release: Global version focused on markets in Asia, Europe and Latin America.
The differences between regional versions may be minimal, but the model code remains the same, making it easier to find compatible firmware, as global versions usually have a single base for software updates, regardless of the country of sale.
⚠️ Note: Do not try to stitch the device with firmware from the usual Redmi 8 (code oliva/olive) or Redmi 8A (codename: olive: Use of inappropriate software may cause permanent damage to the bootloader.
Technical characteristics and productivity
The smartphone is based on a Qualcomm Snapdragon 439 processor, which is made on a 12-nanometer process technology. It is a nuclear chipset with a clock speed of up to 1.95 GHz. Despite the fact that today it is considered a budget solution, for everyday tasks like messengers, navigation and watching videos, its power is quite enough.
You've got to pay special attention to the screen. IPS-diagonal 6.22 inch and resolution 1520×720 The DotDrop form factor keeps the body comfortable. The display is protected by Corning Gorilla Glass. 5, This is rare for devices in this price segment.
📊 How important is a dual camera in a budget smartphone for you?
It's a crucial factor.
Preferably, but not critically.
I'm just gonna need one camera.
I don't use a camera at all.
The amount of RAM varies depending on the modification: most often there are versions of 2 GB or 3 GB LPDDR4X. Built-in storage is 32 GB with support for microSD cards up to 256 GB. This configuration allows you to comfortably store applications and media files, although multitasking can be limited to the amount of “rAM”.
| Parameter | Characteristics | Details. |
|---|
| Processor | Snapdragon 439 | 8 cores, 12 nm |
| Screen. | IPS, 6.22" | HD+ (1520x720), Gorilla Glass 5 |
| Memory (RAM/ROM) | 2/3 GB + 32 GB | Expansion via microSD |
| Battery | 5,000 mAh | Support for fast charging of 18W |
The main difference of the model 2016102 The original was a dual main camera. 13 MP with diaphragm f/2.2, auxiliary — 2 MP, which is used to determine depth of field and create a bokeh effect in portrait mode. AI Scene Detection.
The front camera has an 8MP array, and it has Beautify AI, which automatically adjusts skin tone and smooths out facial imperfections, and for video calls and selfies in good lighting, that's enough, although nighttime shooting remains a weak spot due to the lack of optical stabilization.
Secrets of shooting on Redmi 8A Dual
The camera's built-in app allows you to use the manual settings (Pro) mode. ISO, White balance and shutter speed. Long shutter speed is also available for light trails and a tripod-free night city, if you hold your phone very tight.> The sound system is represented by a single multimedia speaker located on the bottom end, which is quite loud, but lacks deep bass. However, the presence of a 3.5 mm Mini Jack connector and support for a high-resolution codec allow you to connect high-quality wired headphones, which compensates for the simplicity of the built-in speaker. MIUI 10 based on Android 9 Pie. Subsequently, the device received an update to MIUI 11 and MIUI However, the support cycle for this model is complete and getting official updates to Android 10 or more is unlikely. User interface MIUI It's heavily redesigned and offers a lot of customization features, including Second Space, app cloning, and advanced notification settings. For the 2016102 model, system optimization played a key role, since the “heavy” shell required competent management of processor resources. 🚀 Optimization: Energy saving modes and background activity restrictions. 🛡️ Security: Built-in antivirus and application scanner. 🎮 Game Turbo: Mode for performance enhancement in games (available in certain regions). ⚠️ Note: When installing custom firmware (Custom) ROM) on the Redmi 8A Dual make sure they're designed specifically for the 2016102 code.Redmi firmware 8A (Olives may not work properly with sensors or cameras. Like any budget device, the Redmi 8A Dual has its own characteristics and problems. One of the frequent complaints of users is the slow operation of the interface after upgrading to heavy versions of MIUI. This is solved by cleaning the cache or turning off animations in the menu for developers. Another common problem is unlocking the bootloader. For models with the code 2016102, the procedure is standard, but requires waiting 168 hours (7 days) after the Mi Account is tied. Sometimes servers may not issue permission immediately, which requires repeated attempts. The problems with autonomy are often not related to wear of the battery, but also to the culpritors of the battery, which can be checked in the background analysis. ☑️ Diagnostics of smartphone problems Check version MIUIMeasure the charging speed Check the operation of sensors Make reset settings: 0 / 4 Reset and Recovery Instructions If Your Smartphone With Code 2016102 started to work unstable, freeze or forget the unlock password, you may need a full reset. SIM-The card and the memory card to save the data on them. To enter the recovery mode, you need to turn off the device. Then press the Volume Up button and the Power button at the same time. Hold them until the Mi logo appears, then release the power button, while continuing to keep the volume. The procedure in Recovery: 1. Select a language (English). 2. Press Wipe Data -> Wipe All Data. 3. Confirm the action (Confirmation). 4. Once completed, press Reboot. Once rebooted, the device will be as new as the new one. You will need to enter a Google account that was previously synced with your phone (FRP protection). If you forget your account password, it will be more difficult to restore access, you will need to use specialized software. Should you buy a Redmi 8A Dual in 2026-2026? In the current market, this smartphone can be considered exclusively as a device for tasks: a first phone for a child, a caller for older people or a work tool for a courier / taxi driver. Its performance no longer allows you to comfortably run modern heavy games or multitask with demanding applications. However, the quality of the build, the presence of a Type-C, an IR port and a device for a reasonable price, and a few of its simplerable tasks, make it for a simplerrowdible for many of Chinese customers, you find it in a range. 💡Redmi 8A Dual (2016102) is the king of autonomy and reliability in the budget segment, but his time for an active multimedia life is over (FAQ) Can I unlock the bootloader on Redmi? 8A Dual without waiting? Officially no. Xiaomi sets a timer of 168 hours for all devices. There are paid services that can circumvent this restriction, but they carry the risk of losing warranty and data security. What is the maximum version of Android available for the 2016102 code? Officially, the device has been updated to Android 10 (MIUI No further security updates or OS versions are expected from the manufacturer as the model is de-supported. NFC? No, in the Redmi model. 8A Dual (2016102) Module NFC Payment via Google Pay or other contactless payment services will not be possible. How do you find out the exact model if there is no information on the box? Go to Settings → About Phone and click on the MIUI version several times to open the extended menu, or look at Settings → All settings → Device Information. Also, the code is visible when you connect to a PC in Device Manager.