Both barcodes and QR codes They are a very comfortable and effective way to carry information on your smartphone, in fact, in China most payments are made without contact through them.
If the scanner does not read the code, it may be a problem with a setting
Although PayPal and other mobile payment platforms allow you to transfer money through QR codes, It is not usual to make transfers or payments through these methods, however, yes have on your mobile movie tickets, flights, the COVID certificate or loyalty cards.
This type of unique identifiers It has been a long time since it is necessary to carry them in physical formatInstead, smartphone apps such as Google Pay or simply PDF documents are usually stored.
Now for some reason there is a problem that occurs on certain Xiaomi models which does not make it possible to scan codes from the smartphone screen. The machine does not recognize them. If something similar happens to you, here is the solution.
The problem is in dark mode
Dark mode on certain occasions can give problems because it is not always well optimized, and in certain apps this type of identifier can cause them to no longer have the same properties as originally, due to the fact that they are black and white.
To deactivate the dark mode of your smartphone, you just have to go to the settings of your device and follow the instructions below:
- Open “Settings“
- Click on the “Screen”.
- Inside, now click on “Dark mode “.
- Here you can deactivate the dark mode, and return to the original theme.
- You can also schedule it to alternate at certain times.
The best thing is to close the application in which you have stored the code and reopen it again when you already have the original mode. In this way already you will not have any problem when reading codes on your smartphone.