Xiaomi Redmi Note 7 is one of the most popular smartphones in the budget segment, which is still actively used due to its reliability and functionality. However, many owners are faced with the question: how to correctly install the second one? SIM-card, so as not to lose the ability to use the microSD card? In this article, we will analyze all the nuances - from the physical installation to the software setting, and also tell you what pitfalls can meet along the way.
Structurally, the Redmi Note 7 supports a hybrid slot for two nano-SIMs or one nano-SIM + MicroSDs. That means you have to choose between a second SIM and a memory extension. But are there workarounds? And how to insert a card correctly so that you don't damage the slot? The answers are below.
Features of the SIM slot in Xiaomi Redmi Note 7
Before you start installing, it’s important to understand what type of slot you’re dealing with. The Redmi Note 7 uses a nano-SIM hybrid tray (trey) that supports:
- 📱 Two nano-SIM cards (Dual) SIM, regime DSDS — Dual SIM Dual Standby)
- 💾 One nano-SIM. + MicroSD memory card up to 256 GB)
- ❌ It is impossible to use two at the same time. SIM microSD
This is a hardware limitation that cannot be overcome without a body modification, but there are ways to optimize the use of the slot, such as choosing a MicroSD with Adoptable Storage (on Android 9 and below) or using cloud services to store data.
| Slot configuration | Dual SIM Support Support | Support for MicroSD Support | Notes |
|---|---|---|---|
| Slot 1: nano-SIMSlot 2: nano-SIM | ✅ Yes. | ❌ No. | Both SIMs are active, but no memory card |
| Slot 1: nano-SIMSlot 2: MicroSD | ❌ No. | ✅ Yes. | Only one SIM card + memory works. |
| Slot 1: EmptySlot 2: nano-SIM | ❌ No. | ❌ No. | Not recommended – network problems are possible |
⚠️ Note: If you use two of these SIM-Make sure that they maintain the same communication standards (e.g. both — 4G). Otherwise, one of the sims can only work in the mode. 2G.
What will be required to install the second SIM-map
Before you start the procedure, prepare everything you need.
Nano-SIM bootloader (if the card is of a different format)
Needle or paper clip to remove tray
Second Nano-SIM Card (activated by the operator)
Clean napkin or cloth without pile
Lantern (for a better view of the slot)-->
If you SIM-The card is not yet trimmed to nano-SIM, do it in advance. Use adapters or crop the card with scissors is highly discouraged, it can damage the contacts or slot.
Also check if your operator supports work on the VoLTE network (voice over the Internet). 4G). In Redmi Note 7, this feature is available, but may require additional customization in the Settings menu. → SIM-maps and mobile networks.
nano-SIM (already cropped)
Micro-SIM (with adapter)
Standard SIM (cut with scissors)
I don't know.-->
Step-by-step: how to insert the second SIM-map
Now, let's get to the process itself. Follow the instructions carefully to avoid damage.
- Turn off your smartphone. It's a must-do step -- hot replacement. SIM-The cards may cause failures in the communication module.
- Find a slot for SIM-In Redmi Note 7, it's on the left side of the map (if you look at the screen), and you'll see a small hole for the paper clip.
- Put a paper clip or a needle in the hole and leicht press until the tray is pushed out. Don't put too much effort into it -- the mechanism should work smoothly. What if the tray doesn't come out? If the tray is jammed, try it: 🔧 Sway the paperclip carefully left-right 💡 Light up with a flashlight - maybe garbage got into the slot 📱 Restart the phone and try again
Do not use sharp objects (knives, forks) – this will damage the mechanism!