SM-G991W 4 countries Android 13

Samsung Galaxy S21 5G G991WVLS9EWI5 Firmware

Name: Samsung Galaxy S21 5G (SM-G991W)
Brand: Samsung
Availability: InStock

Samsung Galaxy S21 5G G991WVLS9EWI5 is an Android 13 firmware for 4 countries, 18 CSC codes. It is the same firmware configured per region and carrier (CSC). Find your country below, verify the file and download for free. Compared with the previous build G991WVLU8EWH6: bootloader binary raised from 8 to 9, so after installing it there is no way back to older builds. A newer build for SM-G991W is available: G991WVLSJHZAA.

OS updates guaranteed until: Android 15Security updates until: Jan 23, 2026

8.7/10 (475)62,403 times

Android 13

OS Version

2023-09-22

Build Date

n/a

Security patch

Countries

CSC codes

Bootloader binary

Bootloader binary 9. Flashing firmware with a lower binary is usually blocked by Samsung anti-rollback.

Newer builds of Samsung Galaxy S21 5G use bootloader binary J (19) (latest: G991WVLSJHZAA). If your device already runs binary J (19), this build cannot be flashed.

All regional downloads

Pick your region (CSC) to download the matching firmware package.

Will it work on my device?

Paste your current build number from Settings > About phone (About tablet) > Software information, or the output of *#1234#.

MODEM/CP Version: G991WVLS9EWI5

Model	Region	CSC Version	Release date	Size	File name	Download
SM-G991W	BMC, BWA, CHR, ESK, FMC, GLW, KDO, PCM, PMB, RWC, SOL, TLS, VMC, VTR, XAC Canada FIZ, SJR, TBT	G991WOYV9EWI5	2023-09-22	7.173 GiB	SM-G991W_3_20230912160540_qto1wmjeje_fac.zip

Device specifications

Display diagonal15.8 cm (6.2")
Display resolution2400 x 1080 pixels
Display typeDynamic AMOLED 2X
RAM8 GB
Rear camera resolution12 MP
Rear camera typeTriple camera
Battery capacity4000 mAh
Weight171 g

Specifications of SM-G991, a regional variant of the same device. Chipset and SIM lines are left out: they can differ by region.

How to flash G991WVLS9EWI5

Install Samsung USB Drivers:Download Official Drivers
Download Odin Flash Tool:

G991WVLS9EWI5 has bootloader binary 9. Your device must run binary 9 or lower: it is the 5th character from the end of your current build number.
CSC: Use CSC for a clean install, to change the region (CSC code), to downgrade or to repair a device that does not boot.
HOME_CSC: Use HOME_CSC to update the same model and region while keeping your data. Back up anyway: a failed update can still require a reset.
The Download Mode key combo depends on the model: see all combos.

Full flashing guide

Beware: Manually flashing firmwares may brick your device. Use it at your own risk and follow our tutorial steps.

Frequently Asked Questions

G991WVLS9EWI5 is Android 13 firmware for Samsung Galaxy S21 5G, released for 4 countries, 18 CSC codes. Samsung built it on 2023-09-22.

No. A newer build for SM-G991W is available: G991WVLSJHZAA. Install it instead of G991WVLS9EWI5 unless you need this exact version. The previous build was G991WVLU8EWH6.

Download the package for your region (CSC) and unzip it. In Odin, load each file into the slot with the same name: BL, AP, CP (if the package has one) and CSC, or HOME_CSC to keep your data. Odin checks the built-in checksum of every .tar.md5 file before flashing. The download is 7.173 GiB; keep about twice that free on the computer to unzip it. The Samsung Galaxy S21 5G must be on bootloader binary 9 or lower.

This build uses bootloader binary 9. It can be flashed on a Samsung Galaxy S21 5G running binary 9 or lower; if the device already has a higher binary, Odin stops with "SW REV CHECK FAIL". 3 other builds of this model use the same binary, so you can switch between them in both directions.