After Galaxy A34 & Galaxy A54, the company is finally rolling out One UI 6.0 for Galaxy A53 in major countries in Europe. Along with the Galaxy S22 & S21 series, Samsung distributed it in the European region. The firmware version A536BXXU7DWK6 has applied to the heavy 2347MB file size.
Further, it gets November 1st security patch. Users in the Norway, Slovakia, Italy had confirmed this update, that will come to India, the US, and other countries soon.