Xiaomi Redmi Note 9T Screen Replacement

Insert the SIM card eject tool into the small hole on the upper left edge of the phone.

• Press firmly to eject the SIM card tray.

Remove the SIM card tray from the phone.

• Reinsert the SIM card with proper orientation inside the SIM card tray.

If the thin rubber gasket around the SIM tray is damaged or missing, replace it to protect internal components.

Force may be required to release plastic clips.

• Insert an opening pick at a steep angle between the display assembly and the back cover, near the charging port.
• Avoid inserting the pick too far, which could damage the screen from the frame.

Insert an opening pick at the top left edge and work it down to the bottom right corner, releasing the plastic clips.

Make sure not to remove the opening pick or you risk the clips snapping back into place.

Insert a second opening pick at the bottom edge, angled steeply.

• Slide it towards the bottom left corner to release the plastic clips.
• Leave it in place to prevent re-engagement of the clips.

Slide a precision opening pick along the left edge of the phone.

• Release the plastic clips and proceed with caution.
• Leaving the pick in the top left corner will prevent the clips from snapping back into place.

Insert a opening pick at the bottom right corner and slide it along the right edge, releasing the plastic clips.

Do not remove the opening pick from the top right corner until the repair is complete to avoid the clips snapping back into place.

Slide the left opening pick around the top left corner to disengage the top edge plastic clips.

Slide the right opening pick around the top right corner to release the remaining plastic clips.

• Do not separate the phone assembly from the back cover completely yet, as the power and volume button cable is still connected to the motherboard.

Align the back cover with the left side of the phone assembly, folding it as if opening a book.

Avoid straining or tearing the power or volume button flex cable.

• During reassembly, align the back cover over the phone assembly and snap it into place.

Remove the motherboard cover by unscrewing its ten 3.9mm Phillips head screws

Insert an opening pick under the bottom right edge of the motherboard cover.

• Slide the opening pick along the right edge of the motherboard cover, releasing its plastic clips.
• Twist the opening pick sideways to pry up the motherboard cover.

Remove the motherboard cover.

Disconnect the home and volume button cable by prying the connector straight up from its socket using a spudger.

• To re-attach, align the connector carefully and press down on one side until it clicks into place.
• Repeat on the other side. Avoid pressing the middle section.

• Misaligned connectors can cause pin bending and permanent damage.

• Remove the back cover to access the phone's internal components.
• Set it aside safely, taking note of any attached parts or cables.

Disconnect the battery cable by prying its connector straight up with a spudger.

Do not puncture or bend the battery as it may leak hazardous chemicals or cause a fire.

Use blunt nose tweezers or a clean fingernail to carefully peel off the orange adhesive strip labeled with an A from the battery.

• Remove the orange adhesive strip marked "B" by repeating the pull-tab process.

Avoid overheating the device when using a heat source.

• Grab both pull-tab ends labeled with an A and lift the battery out of its recess.
• For stuck batteries, apply a heated iOpener to the screen for two minutes to loosen adhesive.

When using heat sources like hair dryers or heat guns, point the nozzle at the screen, not the battery, to prevent overheating.

Never reinstall a damaged or deformed battery, as this poses a potential safety hazard.

• Peel off the remaining adhesive from the old battery.
• Remove and discard the old battery.

Apply new adhesive or tape to secure the replacement battery, not directly onto the battery itself but in its original location.

1. Temporarily reconnect the battery to the motherboard for correct alignment.
2. Press the new battery firmly into place and then disconnect it from the motherboard.

Peel the battery adhesive tape away from the midframe using your fingers.

• Note: The display flex cable may be attached to the battery.
• Continue peeling until the tape is completely removed.

Remove the loudspeaker assembly by taking out the screws with a Phillips screwdriver.

• There are seven screws, each 3.9 mm long.

Slip an opening pick under the top edge of the loudspeaker assembly.

• Pry up the loudspeaker assembly using the opening pick, until it can be securely gripped with tweezers or fingers.

Remove the loudspeaker assembly using a pair of tweezers or your fingers.

Use a spudger to pry the display cable connector straight up from its socket.

• Pry upwards with even pressure, being careful not to push too hard and damage the cable or surrounding components.

Peel away the display cable using an opening pick.

• Apply heat with the iOpener to loosen the cable adhesive if necessary.
• Heating time: one minute on the screen.

Disconnect the digitizer cable using a spudger. Prying the connector straight up from its socket.

To avoid overheating the device, use a heated iOpener or alternative heat source with caution.

• Apply heat for 3 minutes to loosen adhesive underneath the screen.
• The edge should feel slightly too hot to the touch, but not excessively so.

Apply a suction handle to the bottom edge of the screen when warm.

• If the display is badly cracked, use clear packing tape for adhesion or apply strong tape instead.
• As a last resort, superglue the suction cup directly to the broken screen.

Lift the screen with the suction handle to create a small gap.

If difficult, apply more heat and try again due to varying phone age factors.

• Insert an opening pick into the created gap.

Insert the opening pick into the bottom right corner of the screen and slide it across to cut the adhesive.

Make sure to leave the opening pick in place, as the adhesive may reseal if it is removed too soon.

• Insert another opening pick at the bottom edge, sliding it towards the bottom left corner.
• Let this new pick remain in place to stop the adhesive from sealing over again.

• Insert an opening pick at the bottom left corner of the screen.
• Move the pick along the left edge, slicing the adhesive as you go.
• Leave it in place at the top left corner to keep the adhesive from resealing.

If adhesive becomes hard, it may have cooled down — reheat with iOpener or heat gun for 1-2 minutes.

• When slicing near camera, insert only pick tip (~2.5 mm) to avoid damage or smearing.
• Insert fourth pick at top left corner of screen.
• Slide pick along top edge to cut adhesive.
• Leave pick in top right corner to prevent resealing.

Insert a fifth opening pick along the right edge of the phone.

• Slide the pick to slice the remaining adhesive.

Do not remove the display yet, as the display cables are still threaded through the midframe.

Be cautious when handling internal components.

• Open the phone assembly like a book to access the midframe.
• Thread the digitizer flex cable through the gap in the midframe.

Thread the display flex cable through the gap in the midframe.

• Use a suction cup to gently lift the screen.
• Work your way around the edges, separating the screen from the phone assembly.