All Firmwares Updates to Galaxy A20
| Device name | Model | PDA Version | Region | OS | OS Version | Build Date | Changelist | Download |
| Galaxy A20 | SM-A205GN | A205GNDXU7BTKA | STN | 10 |  | Mon, 02 Nov 2020 06:38:15 +0000 | 19896235 |
| Galaxy A20 | SM-A205U | A205USQU7BTJ3 | CHA | 10 | | Fri, 23 Oct 2020 08:10:55 +0000 | 19844912 |
| Galaxy A20 | SM-A205FN | A205FNXXU9BTJ3 | CAU | 10 | | Sun, 25 Oct 2020 09:32:19 +0000 | 19899285 |
| Galaxy A20 | SM-A205FN | A205FNXXU9BTJ3 | SKZ | 10 | | Sun, 25 Oct 2020 09:32:19 +0000 | 19899285 |
| Galaxy A20 | SM-A205FN | A205FNXXU9BTJ3 | CAC | 10 | | Sun, 25 Oct 2020 09:32:19 +0000 | 19899285 |
| Galaxy A20 | SM-A205FN | A205FNXXU9BTJ3 | SEK | 10 | | Sun, 25 Oct 2020 09:32:19 +0000 | 19899285 |
| Galaxy A20 | SM-A205G | A205GUBS7BTI2 | PBS | 10 | | Tue, 08 Sep 2020 13:51:29 +0000 | 19166873 |
| Galaxy A20 | SM-A205U | A205USQU7BTJ3 | BST | 10 | | Fri, 23 Oct 2020 08:10:55 +0000 | 19844912 |
| Galaxy A20 | SM-A205U | A205USQU7BTJ3 | TMB | 10 | | Fri, 23 Oct 2020 08:10:55 +0000 | 19844912 |
| Galaxy A20 | SM-A205U | A205USQU7BTJ3 | TMK | 10 | | Fri, 23 Oct 2020 08:10:55 +0000 | 19844912 |
| Galaxy A20 | SM-A205U | A205USQU7BTJ3 | SPR | 10 | | Fri, 23 Oct 2020 08:10:55 +0000 | 19844912 |
| Galaxy A20 | SM-A205U | A205USQU7BTJ3 | VMU | 10 | | Fri, 23 Oct 2020 08:10:55 +0000 | 19844912 |