Samsung Galaxy A33 5G battery replacement - repair guide

The battery of your Samsung Galaxy A33 5G drains too fast? We show you how to replace it yourself!

The device is moderately difficult to repair. The biggest hurdle during the repair is the removal of the heavily glued battery. As long as you are patient and careful, the rest of the repair should not cause any problems.

If our instructions helped you, we would be happy about a positive review.

We wish you good luck with your repair!

Required tools

Tool for prying out batteries

Tool for prying out batteries

You have to use a very stable tool to pry out the battery. At the same time, it has to be flat enough to insert below the battery.
from €10.99 on Amazon
Flat Picks

Flat Picks

You need a very flat tool such as a flat pick to pry out parts that are glued in place.
from €11.95 on Amazon
Heat gun

Heat gun

You can use a heat gun to heat parts that are glued on so they’re easier to remove. In most cases, you can also use a hairdryer.
from €15.99 on Amazon
iFlex Opening Tool

iFlex Opening Tool

Opening your smartphone can be a very delicate operation, especially if the glue is very persistent. The blade of the flexible but sturdy iFlex measures just 0.15 mm, so it fits in even the smallest gaps, such as between the screen and the frame. The practical iFlex is made of stainless steel and sits comfortably in the hand. This makes it the perfect assistant for every smartphone repair.
from €10.95 on Amazon
iPlastix Opening Tool

iPlastix Opening Tool

Do you want to open your smartphone or lever out large parts like the battery? Then the iPlastix with its large blade will help you. The practical assistant is made of flexible, especially sturdy plastic and lies comfortably in the hand. Thanks to its design, you can even get into smaller gaps, for example to lift the screen or to prevent it from sticking together again.
on Amazon
iSclack evo Opening Tool

iSclack evo Opening Tool

Opening your device can be a real test of patience, when the screen or back of your phone is glued very strong. With an iSclack evo, you can simplify the process. The pincer-like handle allows you to create a gap between the screen and the frame with minimal effort. At the same time, you have the other hand free to use a narrow tool such as a plectrum or the iFlex to enlarge the gap. The included cover foils allow you to use the iSclack evo even if the screen is splintered.
on Amazon
For storing screws

For storing screws

We recommend storing your screws so you don’t mix up the various screws and small parts.
from €10.99 on Amazon
Pick Set

Pick Set

You need a flat but stable tool such as a pick to pry out parts that are glued in place.
from €14.99 on Amazon
Plastic prying tool

Plastic prying tool

You need a flat plastic prying tool to disconnect the various plugs and connectors.
from €14.99 on Amazon

Required replacement part

Samsung Galaxy A33 5G Battery

Samsung Galaxy A33 5G Battery

on Amazon

Show all replacement parts for the Galaxy A33 5G

Steps

15 Steps

Turn off the device

Step 1

Heat up the back cover

Step 2

Remove the back cover

Step 3

Remove the upper board cover

Step 4

Disconnect battery connector

Step 5

Remove connecting cable

Step 6

Remove the battery

Step 7

Prepare the new battery

Step 8

Insert the battery

Step 9

Reconnect the connection cable

Step 10

Insert lower board cover

Step 11

Connecting the battery connector

Step 12

Insert the upper board cover

Step 13

Test the phone

Step 14

Put on the back cover

Step 15

Getting started with the repair of your Galaxy A33 5G

If you get stuck or have questions, you can post a comment. We’d be happy to help.

15 steps

Turn off the device
Turn off your device before you start. To do this, drag the status bar from the top of the screen downwards in two steps until the Icon to turn off appears.

Confirm the icon then with a Tap and follow the instructions on the screen.
Heat up the back cover
Heat the edge of the backcover evenly with a hot air gun or hair dryer. Make sure to heat the backcover evenly and do not use too high of a temperature.
Remove the back cover
Used tools

iSclack evo Opening Tool
You can use the iSclack for this step, which will make it much easier for you.

Once the back cover is properly warmed up, you can lift it with a suction cup and insert a plectrum into the resulting gap.

Then you carefully lift off the back cover with the Plectrum to slowly loosen the adhesive more and more.
Used tools

iSclack evo Opening Tool
Remove the upper board cover
8 × Phillips 4,1mm

It's recommended that you store the screws on a magnetic mat or in other suitable storage so that no screws get lost or mixed up.

Remove the eight marked screws with a Phillips Screwdriver and then lift off the top board cover.
Disconnect battery connector
Battery Connector

Now disconnect the battery connector with a non-metallic object like a spudger to avoid short circuits during the repair.
Remove connecting cable
Connector

Now loosen the two highlighted connectors of the connection cable and take it out.
Remove the battery
Used tools

iPlastix Opening Tool
Now comes probably the most time-consuming step of the repair. Keep calm and proceed patiently, then you should come to the desired result

Heat the battery slowly and evenly with a hot air gun or hair dryer.
Try to loosen it carefully with the battery spudger and lever it out.
Used tools

iPlastix Opening Tool

Prepare the new battery
Verwendete Ersatzteile

Samsung Galaxy A33 5G Battery
Visually inspect the new battery for damage and then remove all protective films.
Verwendete Ersatzteile

Samsung Galaxy A33 5G Battery
Insert the battery
Insert the battery back into the display unit and gently press it into place. Make sure that it is positioned correctly in the center.
Reconnect the connection cable
Connector

Now reconnect the connecting cable with the two highlighted connectors.
Insert lower board cover
7 × Phillips 4,2mm

Now put the lower board cover back in.

Fasten it with the suitable screws.
Connecting the battery connector
Battery Connector

Now reconnect the battery.

Make sure that the battery connector noticeably clicks into place.
Insert the upper board cover
8 × Phillips 4,1mm

Now put the upper board cover back in place.
Fasten it with the suitable screws.
Test the phone
We now recommend testing the display or the entire phone once before you reattach the back cover. Turn on the phone and open the hidden test menu.

For this, open the phone app and enter: *#0*#

Then follow the instructions of the test menu.

Also connect a charging cable once and check if your phone can be charged.
Put on the back cover
Verwendete Ersatzteile

Samsung Galaxy A33 5G Adhesive Frame for Backcover
It may also be necessary to use a new adhesive frame. This can be easily applied thanks to the template..

Heat for this the adhesive of the back cover evenly with a hot air gun.

Put the Backcover back on and press it down tightly.
Verwendete Ersatzteile

Samsung Galaxy A33 5G Adhesive Frame for Backcover