Xiaomi Redmi 7 remains a popular choice due to its reliability and availability, but even such a proven device sometimes has simple but unpleasant problems. SIM-But careless actions can cause a tray to break, damage contacts, or even block the network, especially if you're doing it for the first time or after long use.
In this article, we will discuss all possible ways of extraction. SIM-Redmi 7 cards, from standard paper clips to emergency methods if the tray is jammed, you'll learn where the slot is, how to insert the tool correctly, what to do when you get stuck, and how to avoid typical errors. We will also discuss in detail the difference between single- and dual-sim versions of the device and explain why sometimes the card is βnot visibleβ after reinstalling.
If youβre afraid of damaging your phone or have already experienced problems retrieving it, this guide is for you. Weβve gathered the experience of service centers, user reviews and official Xiaomi recommendations so you can handle the task yourself without risking warranty.
Where is the slot for SIM-Maps in Xiaomi Redmi 7?
Xiaomi Redmi 7 trays for the SIM-The card is located on the left side of the body, which is a standard place for most Redmi and Mi models. It is easy to identify by a small hole next to the volume buttons:
- π± Single β only for one nano-SIM (rarely, usually in versions for specific regions).
- π±π± Double SIM for two nano-SIMs or one nano-SIM + MicroSD (the most common variant).
- π±πΎ Hybrid: Two nano-SIMs or one nano-SIM + Memory card (requires priority selection).
To pinpoint the type of slot in your Redmi 7, look at the marking next to the hole. If there are two cards in it, it's a double slot. SD-It's important that you don't use two in hybrid slots. SIM-MicroSD and cards at the same time, you have to choose between them.
Also note the color mark on the tray (if any) some versions of Redmi 7 have contacts for the first one. SIM They're marked blue and orange for the second, so that helps you navigate the maps correctly when you're installing them.
Preparation for extraction: what will be needed?
Before proceeding with the extraction SIM-You can get your cards ready, and it'll save you from some nasty surprises like a broken tray or a loss of parts.
Mandatory set:
- π A paper clip or a special key (complete with your phone) will do any unbended paper clip.
- π¦ Good lighting β preferably a desk lamp or flashlight to see the hole.
- π§² Magnet or tweezers (in case the tray falls out or the paperclip flies away).
- π± Spare. SIM-Card (if you are planning a replacement).
In addition (for complex cases):
- π οΈ Plastic card (for example, bank card) β will help to fake the tray if it is stuck.
- π§΄ Alcohol wipes β to clean contacts if the card is not readable.
- π§ Thin screwdriver (only for emergency cases!).
If you don't have the original key from Xiaomi, it's no problem - the paperclip will do just as well. As long as it is strong enough and does not bend when pressed. Avoid too thin or rusty clips: they can break inside the hole.
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Before extraction SIM-Turn off your phone, prevent accidental damage to your contacts by static electricity, and make it easier to do so.
Standard method: extraction SIM-paper-clip
This is the safest and most recommended method. Follow the instructions Step-by-step:
- Turn off the Xiaomi Redmi 7 (optional, but preferably for security reasons).
- Take a paper clip and unbend it to get a straight metal bar 3-4 cm long.
- Find the opening to extract the tray on the left side of the phone, and it's located next to the volume buttons.
- Put the paperclip in the hole at a 90 degree angle to the body. Push it with force, but don't overdo it, it should come out with a slight click.
- The tray will extend 1-2 mm. Carefully pull it with your fingers to the end.
- Get it. SIM-card(s) and/or memory card, when installing back, keep an eye on the bevelled corner (it must match the mark on the tray).
- Put the tray back before you click. Make sure it sits smoothly, without skewing.
If the tray is not pushed out the first time, check:
- β Did you put the paper clip right (it should rest on the mechanism, not slide past).
- β Is the force enough (sometimes the mechanism "sticks" from the dust).
- β No visible damage to the opening (e.g., contamination or deformation).
βοΈ Pre-extraction check SIM-map
What to do if the paper clip breaks inside?
What to do if the tray is stuck or not pushed?
Sometimes the tray SIM-Xiaomi Redmi 7 jamms due to dust, machine deformation or careless handling:
Method 1: Careful tapping
Put your phone on a soft surface (like a towel). tap lightly on the slot area with a plastic part of a pen or pencil. Vibration can move the stuck mechanism. Then try again with the paper clip.
Method 2: Using Scotch
If the tray is half-out but does not come out completely, glue bilateral tape or tape to its end. Carefully pull on the free edge - this will help to pull the tray out without damage.
Method 3: Heat (only as a last resort!)
If the phone was in a cold or wet environment, the mechanism could "stick." Heat the area of the slot with a hairdryer at minimum power (hold at a distance of 10-15 cm, no more than 30 seconds!).
β οΈ Warning: Do not use metal objects (knives, needles, screwdrivers) to remove the tray - this almost always leads to scratches on the body or breakage of the mechanism.
| Problem. | Possible cause | Decision |
|---|---|---|
| The tray is not extended by a paper clip | Contamination of the mechanism or deformation | Knock on the body, use scotch |
| The tray falls out with a light press. | Breakage of the retainer | Replacement of tray in service |
| SIM-The card is not read after extraction | Damage to contacts or improper installation | Clean contacts with alcohol, reinstall the card |
| The tray is skewed during installation | Wrong position | Remove and re-insert before clicking. |
Features of the hybrid slot: SIM + microSD
If your Xiaomi Redmi 7 supports a hybrid slot, it is important to understand its limitations.
- π± Two nano-SIM cards (without microSD).
- π±πΎ One nano-SIM + one microSD up to 256 GB).
But you can't set two. SIM-If you try to do this, the phone just won't see one of the cards and the memory card at the same time. SIM Or microSD. Here's how to switch between modes correctly:
- Remove the tray (as described above).
- If you need to insert a microSD, get the second one. SIM-map.
- Install the microSD in a slot marked with an icon πΎ (It's usually a bottom slot).
- Put the tray back in place and restart the phone.
After installing the microSD, check it in the settings:
Go to Settings. β Memory. If the map isn't displayed, try it:
- π Reboot the phone.
- π§Ή Clean the contacts of the card and slot with alcohol.
- π§ MicroSD formatting (Warning: All data will be deleted!).
β οΈ Note: Not all microSD cards are compatible with Redmi 7. A1 or UHS-I From trusted brands (SanDisk, Samsung, Kingston) cheap no-name cards can cause reading errors.
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A hybrid slot is a compromise between the second. SIM-If you need both of them often, you need them both. SIM (For example, for work and personal calls, it is better to choose a model with a separate microSD slot or use cloud storage.
Frequent Mistakes and How to Avoid Them
Even in a case as simple as extraction. SIM-And these are the most common mistakes that people make, and they make mistakes that lead to breakdowns:
Mistake 1: Using the wrong tools
Never try to open the tray with:
- β A needle or pin (too thin, breaks inside).
- β Knives or scissors (scratch the body and damage the mechanism).
- β Toothpicks (too soft, will not be able to press the fixator).
Use only a metal clip or the original key.
Mistake 2: Use of excessive force
If the tray is not pushed, do not push as hard as you can - so you can:
- π§ Bend the lock inside the phone.
- π₯ Damage the fee (in rare cases).
- π Disable the antenna module (if the impact will have to be near it).
It is better to try again with less effort or to use alternative methods (see section above).
Error 3: Incorrect installation SIM-map
If the phone has stopped seeing SIM-map, check it out:
- β Does the bevelled corner of the card match the mark on the tray.
- β Is there any dirt or dust on the contacts.
- β Is the map correctly oriented (chip down).
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After installation SIM-Cards phone calls PUK-Three wrong attempts will lock the card permanently.
Alternative extraction methods (if nothing helps)
If the standard methods don't work and you can't use the service, you can try the following methods. Be careful, they require care.
Method 1: Use of vacuum pump
This method is suitable if the tray is pushed halfway, but does not come out to the end:
- Apply a vacuum suction cup (for example, from the mount for the phone in the car) to the end of the tray.
- Pull carefully - the vacuum will help to pull the tray without sudden movements.
Method 2: Rear cover disassembly (for experienced people only!)
If the tray is jammed because of debris, you can try to get to it from the inside.
- Turn off the phone and get the tray out. SIM-The cards (if they are a little bit too far away).
- Heat the back cover with a hair dryer (to soften the glue).
- Carefully tuck the lid with a plastic spatula (start at the corner next to the slot).
- Remove the trash that interferes with the movement of the tray, and collect the phone back.
β οΈ Note: Disassembly Xiaomi Redmi 7 without experience is fraught with damage to the plumes, detachment of the battery or loss of water resistance (if any!
Method 3: Software reboot (if the phone can't see) SIM)
Sometimes the problem isn't the mechanics, it's the software failure.
- Go to Settings β The phone. β Update the system and install the latest updates.
- Reset network settings: Settings β SIM-maps and mobile networks β Resetting network settings.
- In extreme cases, perform a soft reset (without data loss): pinch the power supply + Volume up for 10 seconds.