Free, direct downloads of official stock firmware for the Samsung Galaxy A20 (model code SM-A205U1) in the AIO region. Pick a build to update, repair, or unbrick your device with the Odin tool.
Samsung Galaxy A20 (SM-A205U1) — AIO
Released 2019, April 5
169g, 7.8mm thickness
Android 9.0, up to Android 11, One UI 3.1
32GB storage, microSDXC, card slot
Samsung Galaxy A20 Released 2019, April 05 | 169g, 7.8mm thickness | Android 9.0, up to Android 11, One UI 3.1 | 32GB storage, microSDXC | Super AMOLED | 13 MP, f/1.9, 28mm (wide), AF
5 MP, f/2.2, 12mm (ultrawide) | Li-Po 4000 mAh, non-removable
Samsung Galaxy A20 Network Specifications
Detailed Network specifications for the Samsung Galaxy A20:
Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
4G
1, 3, 5, 7, 8, 20, 38, 40, 41
3G
HSDPA 850 / 900 / 1900 / 2100
2G
GSM 850 / 900 / 1800 / 1900
Technology
GSM / HSPA / LTE
Timeline
Released2019, April 5
Samsung Galaxy A20 body Specifications
Detailed body specifications for the Samsung Galaxy A20:
SIM
· Nano-SIM
· Nano-SIM + Nano-SIM
Build
Glass front (Gorilla Glass 3), plastic back, plastic frame
Weight
169 g (5.96 oz)
Dimensions
158.4 x 74.7 x 7.8 mm (6.24 x 2.94 x 0.31 in)
Samsung Galaxy A20 MISC Specifications
Detailed MISC specifications for the Samsung Galaxy A20:
SAR EU
0.23 W/kg (head) 1.38 W/kg (body)
SAR US
1.09 W/kg (head) 0.60 W/kg (body)
Colors
Black, Deep Blue, Red, Coral Orange, Gold
Samsung Galaxy A20 display Specifications
Detailed display specifications for the Samsung Galaxy A20:
Protection
Corning Gorilla Glass 3
Resolution
720 x 1560 pixels, 19.5:9 ratio (~268 ppi density)
Size
6.4 inches, 100.5 cm 2 (~85.0% screen-to-body ratio)
Type
Super AMOLED
Samsung Galaxy A20 Sound Specifications
Detailed Sound specifications for the Samsung Galaxy A20:
3.5mm jack
Yes
Loudspeaker
Yes
Samsung Galaxy A20 Platform Specifications
Detailed Platform specifications for the Samsung Galaxy A20:
A CSC (Consumer Software Customization) code ties a Samsung firmware build to the country and carrier it was released for, controlling branding, available languages and which OTA updates a device receives. The AIO code is used in United States by Cricket Wireless, with one Samsung Galaxy A20 firmware version known so far.
Samsung Galaxy A20 AIO Firmware Archive
Official Samsung Galaxy A20 firmware for the United States AIO region, including BL, AP, CP, CSC and HOME_CSC packages for Odin flashing.
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Samsung Galaxy A20 Combination & Special Files
Combination and service files for the Samsung Galaxy A20 (SM-A205U1) — authorized repair, FRP reset after service, and diagnostics.
Device Mobile
Version
Bit - SW REV
FA
Change list
Updated
Status
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AIO Firmware FAQ
Which carriers use the AIO CSC on the Samsung Galaxy A20?+
The AIO CSC is used by Cricket Wireless in United States. Flash the AIO firmware only if your device was sold through one of these carriers.
How many Samsung Galaxy A20 firmware versions are available for the AIO region?+
Currently one known Samsung Galaxy A20 firmware version is available for the AIO (United States) region.
How is the AIO CSC different from other region codes?+
Samsung ties every firmware build to one of roughly 599 CSC (Consumer Software Customization) codes, each tied to a specific country and carrier. AIO is the code for United States (Cricket Wireless) — flashing a different CSC can change your carrier branding, available languages and which OTA updates you receive.
Samsung Galaxy A20 (SM-A205U1) — AIO
AIO - United States
Samsung Galaxy A20 AIO Firmware Archive
Samsung Galaxy A20 Combination & Special Files