Samsung Galaxy A54 (Asia) official device image

Samsung Galaxy A54 (Asia)

Brand samsung
Codename sm-a546e
Region AFG,ANC,ARO,XSA,OPS,TEL,BKD,BVO,ZTO,ZTA,CAU,CHO,CR
Official Firmware

Download Samsung Galaxy A54 (Asia) Firmware

Samsung Galaxy A54 (Asia) Region: AFG,ANC,ARO,XSA,OPS,TEL,BKD,BVO,ZTO,ZTA,CAU,CHO,CR

Samsung Galaxy A54 (Asia) is a samsung device (codename: sm-a546e). FirmwareMirror hosts 131 verified firmware builds, covering: ACR, XID, BKD, ANC, ZTO. Available as official firmware. Last updated: May 2026. All files MD5-verified. Free, no registration.

ACR XID BKD ANC ZTO XSA CHE AFG

Firmware Downloads

Find and download official Stock ROM for Samsung Galaxy A54 (Asia) (sm-a546e). All firmware files include MD5 hash verification and are available for direct download.

Samsung Galaxy A54 (Asia)

Version Method Size Release Date MD5 Hash Download
A546EXXSFEYJ9/A546EOJMFEYJ9/A546EXXSFEYJ9 Odin 319.01 MB 2025-10-01 N/A Download
A546EXXS9CXH8/A546EOWO9CXH4/A546EXXS9CXH8 Odin 363.2 MB 2024-08-01 N/A Download
A546EXXS9CXH7/A546EOJM9CXH8/A546EXXS9CXH7 Odin 344.02 MB 2024-08-01 N/A Download
A546EXXS9CXH7/A546EOLE9CXH8/A546EXXS9CXH7 Odin 344.1 MB 2024-08-01 N/A Download
A546EXXS9CXH7/A546EOJM9CXH7/A546EXXS9CXH7 Odin 344.02 MB 2024-08-01 N/A Download
A546EXXU9CXH4/A546EOWO9CXH4/A546EXXU9CXH5 Odin 365.98 MB 2024-08-01 N/A Download
A546EXXS9CXG3/A546EOWO9CXG3/A546EXXS9CXG2 Odin 478.1 MB 2024-07-01 N/A Download
A546EXXS9CXG2/A546EOJM9CXG2/A546EXXS9CXG2 Odin 499.98 MB 2024-07-01 N/A Download
A546EXXS9CXG2/A546EOLE9CXG2/A546EXXS9CXG2 Odin 500.04 MB 2024-07-01 N/A Download
A546EXXU9CXH1/A546EOLE9CXH3/A546EXXU9CXH1 Odin 361.32 MB 2024-08-01 N/A Download
A546EXXU9CXH1/A546EOJM9CXH2/A546EXXU9CXH1 Odin 361.24 MB 2024-08-01 N/A Download
A546EXXU9CXH1/A546EOJM9CXH1/A546EXXU9CXH1 Odin 361.24 MB 2024-08-01 N/A Download
A546EXXSGEYK8/A546EOLEGEYK8/A546EXXSGEYK7 Odin 277.73 MB 2025-11-01 N/A Download
A546EXXSIEZB8/A546EOLEIEZB8/A546EXXSIEZB1 Odin 523.72 MB 2026-02-01 N/A Download
A546EXXS8CXE8/A546EOWO8CXE8/A546EXXS8CXE2 Odin 473.91 MB 2024-05-01 N/A Download
A546EXXS8CXF3/A546EOWO8CXE8/A546EXXS8CXF2 Odin 476.29 MB 2024-06-01 N/A Download
A546EXXS8CXF2/A546EOJM8CXF2/A546EXXS8CXF2 Odin 499.55 MB 2024-06-01 N/A Download
A546EXXS8CXF2/A546EOLE8CXF2/A546EXXS8CXF2 Odin 499.61 MB 2024-06-01 N/A Download
A546EXXS8CXE2/A546EOJM8CXE2/A546EXXS8CXE2 Odin 503.05 MB 2024-05-01 N/A Download
A546EXXS8CXE2/A546EOLE8CXE2/A546EXXS8CXE2 Odin 503.11 MB 2024-05-01 N/A Download
A546EXXSGEYK7/A546EOJMGEYK7/A546EXXSGEYK7 Odin 274.88 MB 2025-11-01 N/A Download
A546EXXSBCYB7/A546EOJMBCYB7/A546EXXSBCYB7 Odin 253.9 MB 2025-02-01 N/A Download
A546EXXSBCYB7/A546EOLEBCYB7/A546EXXSBCYB7 Odin 253.99 MB 2025-02-01 N/A Download
A546EXXSIEZB7/A546EOJMIEZB7/A546EXXSIEZB1 Odin 438.71 MB 2026-02-01 N/A Download
A546EXXS7BXD7/A546EOWB7BXD7/A546EXXS7BXD7 Odin 1.92 GB 2024-04-01 N/A Download
A546EXXU7CXE7/A546EOWO7CXE7/A546EXXU7CXDE Odin 456.82 MB 2024-05-01 N/A Download
A546EXXS7BXD6/A546EOWO7BXD6/A546EXXS7BXD6 Odin 2 GB 2024-04-01 N/A Download
A546EXXS7BXD5/A546EOJM7BXD5/A546EXXS7BXD1 Odin 2.05 GB 2024-04-01 N/A Download
A546EXXS7BXD1/A546EOWO7BXD1/A546EXXS7BXD2 Odin 2 GB 2024-04-01 N/A Download
A546EXXS7BXD1/A546EOLE7BXD1/A546EXXS7BXD1 Odin 2.04 GB 2024-04-01 N/A Download
A546EXXU7CXE1/A546EOWO7CXE1/A546EXXU7CXDE Odin 282.26 MB 2024-05-01 N/A Download
A546EXXU7CXDD/A546EOJM7CXDD/A546EXXU7CXDD Odin 511.1 MB 2024-04-01 N/A Download
A546EXXU7CXDD/A546EOLE7CXDD/A546EXXU7CXDD Odin 511.16 MB 2024-04-01 N/A Download
A546EXXS6BWL8/A546EOJM6BWL3/A546EXXS6BWL6 Odin 2.06 GB 2023-12-01 N/A Download
A546EXXS6BXA7/A546EOJM6BWL3/A546EXXS6BWL6 Odin 2.06 GB 2024-01-01 N/A Download
A546EXXS6BWL6/A546EOLE6BWL6/A546EXXS6BWL6 Odin 2.05 GB 2023-12-01 N/A Download
A546EXXS6BWL6/A546EOLM6BWL6/A546EXXS6BWL6 Odin 2.07 GB 2023-12-01 N/A Download
A546EXXS6BXC6/A546EOWO6BWL4/A546EXXS6BXC2 Odin 2 GB 2024-03-01 N/A Download
A546EXXS6BWL6/A546EODM6BWL2/A546EXXS6BWL6 Odin 2.09 GB 2023-12-01 N/A Download
A546EXXS6BXC5/A546EOWB6BXC1/A546EXXU6BXB2 Odin 1.93 GB 2024-03-01 N/A Download
A546EXXS6BWL4/A546EOWO6BWL4/A546EXXS6BWL4 Odin 253.56 MB 2023-12-01 N/A Download
A546EXXS6BXA3/A546EOWO6BWL4/A546EXXS6BWL4 Odin 1.97 GB 2024-01-01 N/A Download
A546EXXU6BXB3/A546EOWB6BXB4/A546EXXU6BXB2 Odin 1.89 GB 2024-02-01 N/A Download
A546EXXS6BXA2/A546EOLE6BWL6/A546EXXS6BWL6 Odin 2.05 GB 2024-01-01 N/A Download
A546EXXS6BXC2/A546EOJM6BWL3/A546EXXS6BXB8 Odin 2.05 GB 2024-03-01 N/A Download
A546EXXS6BXA2/A546EOWO6BXA2/A546EXXS6BWL2 Odin 1.97 GB 2024-01-01 N/A Download
A546EXXS6BWL2/A546EOWO6BWL2/A546EXXS6BWL2 Odin 253.76 MB 2023-12-01 N/A Download
A546EXXS6BXC1/A546EOLE6BWL6/A546EXXS6BXB8 Odin 2.04 GB 2024-03-01 N/A Download
A546EXXS6BXB1/A546EOWO6BWL4/A546EXXS6BWL4 Odin 2 GB 2024-02-01 N/A Download
A546EXXS6BXC1/A546EOWO6BXB2/A546EXXS6BXC1 Odin 2 GB 2024-03-01 N/A Download
A546EXXS6BXAE/A546EOLE6BWL6/A546EXXS6BWL6 Odin 2.04 GB 2024-01-01 N/A Download
A546EXXS6BXAF/A546EOJM6BWL3/A546EXXS6BWL6 Odin 2.05 GB 2024-01-01 N/A Download
A546EXXS6BXAE/A546EOWO6BXB2/A546EXXS6BWL2 Odin 1.97 GB 2024-01-01 N/A Download
A546EXXSGEYK5/A546EOLEGEYK5/A546EXXSGEYK4 Odin 317.75 MB 2025-11-01 N/A Download
A546EXXSBCYB5/A546EOWOBCYB5/A546EXXSBCYA4 Odin 265.89 MB 2025-02-01 N/A Download
A546EXXSJEZE5/A546EOJMJEZE5/A546EXXSJEZE1 Odin 320.41 MB 2026-05-01 N/A Download
A546EXXU5BWK8/A546EOWO5BWK8/A546EXXU5BWK8 Odin 272.34 MB 2023-11-01 N/A Download
A546EXXU5BWK7/A546EOJM5BWK6/A546EXXU5BWK4 Odin 2.06 GB 2023-11-01 N/A Download
A546EXXU5BWK4/A546EOWO5BWK5/A546EXXU5BWK4 Odin 273.04 MB 2023-11-01 N/A Download
A546EXXU5BWK4/A546EOLE5BWK4/A546EXXU5BWK4 Odin 2.05 GB 2023-11-01 N/A Download
A546EXXS5AWJ4/A546EOWO5AWI1/A546EXXS5AWJ4 Odin 2.4 GB 2023-10-01 N/A Download
A546EXXS5AWI4/A546EODM5AWGJ/A546EXXU5AWGK Odin 222.65 MB 2023-09-01 N/A Download
A546EXXS5AWI3/A546EOJM5AWGJ/A546EXXU5AWGK Odin 224.51 MB 2023-09-01 N/A Download
A546EXXS5AWI3/A546EOLE5AWHD/A546EXXU5AWGK Odin 224.51 MB 2023-09-01 N/A Download
A546EXXS5AWJ2/A546EODM5AWGJ/A546EXXU5AWGK Odin 2.32 GB 2023-10-01 N/A Download
A546EXXS5AWJ1/A546EOJM5AWGJ/A546EXXU5AWGK Odin 2.28 GB 2023-10-01 N/A Download
A546EXXS5AWJ1/A546EOLE5AWHD/A546EXXU5AWGK Odin 2.32 GB 2023-10-01 N/A Download
A546EXXU5AWHC/A546EODM5AWGJ/A546EXXU5AWGK Odin 229.23 MB 2023-08-01 N/A Download
A546EXXU5AWHD/A546EOJM5AWGJ/A546EXXU5AWGK Odin 229.21 MB 2023-08-01 N/A Download
A546EXXU5AWHD/A546EOLE5AWHD/A546EXXU5AWGK Odin 229.21 MB 2023-08-01 N/A Download
A546EXXU5AWGJ/A546EOJM5AWGJ/A546EXXU5AWGK Odin 228.29 MB 2023-07-01 N/A Download
A546EXXU5AWGJ/A546EOLE5AWGJ/A546EXXU5AWGK Odin 240.62 MB 2023-07-01 N/A Download
A546EXXU5AWGK/A546EODM5AWGJ/A546EXXU5AWGK Odin 229.28 MB 2023-07-01 N/A Download
A546EXXSBCXK4/A546EOWOBCXK5/A546EXXSBCXK4 Odin 360.13 MB 2024-11-01 N/A Download
A546EXXSGEYK4/A546EOJMGEYK4/A546EXXSGEYK4 Odin 316.65 MB 2025-11-01 N/A Download
A546EXXUFEYJ4/A546EOLEFEYJ4/A546EXXUFEYI4 Odin 262.35 MB 2025-10-01 N/A Download
A546EXXUFEYI4/A546EOJMFEYI4/A546EXXUFEYI4 Odin 261.22 MB 2025-09-01 N/A Download
A546EXXSBCYA4/A546EOWOBCYA4/A546EXXSBCYA4 Odin 270.59 MB 2025-01-01 N/A Download
A546EXXSBCXL4/A546EOWOBCXL4/A546EXXSBCXL4 Odin 292.77 MB 2024-12-01 N/A Download
A546EXXSHEZA4/A546EOLEHEZA4/A546EXXSHEZA3 Odin 270.01 MB 2026-01-01 N/A Download
A546EXXS4AWF7/A546EOJM4AWF7/A546EXXS4AWF7 Odin 1.14 GB 2023-06-01 N/A Download
A546EXXS4AWF7/A546EOLE4AWF7/A546EXXS4AWF7 Odin 1.14 GB 2023-06-01 N/A Download
A546EXXS4AWG4/A546EOWO4AWG3/A546EXXS4AWG4 Odin 1.19 GB 2023-07-01 N/A Download
A546EXXS4AWG1/A546EODM4AWG2/A546EXXS4AWF7 Odin 1.14 GB 2023-07-01 N/A Download
A546EXXSACXI3/A546EOJMACXI4/A546EXXSACXI3 Odin 340.91 MB 2024-09-01 N/A Download
A546EXXSACXI3/A546EOLEACXI4/A546EXXSACXI3 Odin 340.99 MB 2024-09-01 N/A Download
A546EXXSIEZC3/A546EOJMIEZC3/A546EXXSIEZC3 Odin 279.41 MB 2026-03-01 N/A Download
A546EXXSHEZA3/A546EOJMHEZA3/A546EXXSHEZA3 Odin 268.94 MB 2026-01-01 N/A Download
A546EXXSBCXL3/A546EOJMBCXL3/A546EXXSBCXL3 Odin 290.64 MB 2024-12-01 N/A Download
A546EXXSBCXL3/A546EOLEBCXL3/A546EXXSBCXL3 Odin 290.73 MB 2024-12-01 N/A Download
A546EXXSACXI3/A546EOJMACXI3/A546EXXSACXI3 Odin 340.91 MB 2024-09-01 N/A Download
A546EXXU3AWF5/A546EODM3AWF6/A546EXXU3AWF4 Odin 1.15 GB 2023-06-01 N/A Download
A546EXXU3AWF4/A546EOJM3AWF5/A546EXXU3AWF4 Odin 252.24 MB 2023-06-01 N/A Download
A546EXXU3AWF4/A546EOLE3AWF4/A546EXXU3AWF4 Odin 252.32 MB 2023-06-01 N/A Download
A546EXXSCCYD2/A546EOWOCCYD2/A546EXXSCCYD2 Odin 3.32 GB 2025-04-01 N/A Download
A546EXXSBCYA2/A546EOJMBCYA2/A546EXXSBCYA2 Odin 269.78 MB 2025-01-01 N/A Download
A546EXXSBCYA2/A546EOLEBCYA2/A546EXXSBCYA2 Odin 269.87 MB 2025-01-01 N/A Download
A546EXXUBCXK2/A546EOJMBCXK2/A546EXXUBCXK2 Odin 290.32 MB 2024-11-01 N/A Download
A546EXXUBCXK2/A546EOLEBCXK2/A546EXXUBCXK2 Odin 290.4 MB 2024-11-01 N/A Download
A546EXXU2AWC9/A546EOJM2AWC9/A546EXXU2AWC8 Odin 1.1 GB 2023-03-01 N/A Download
A546EXXU2AWC7/A546EOWO2AWD2/A546EXXS2AWC6 Odin 1.1 GB 2023-03-01 N/A Download
A546EXXS2AWC6/A546EOJM2AWC6/A546EXXS2AWC6 Odin 1.1 GB 2023-03-01 N/A Download
A546EXXS2AWC6/A546EOLE2AWC6/A546EXXS2AWC6 Odin 1.1 GB 2023-03-01 N/A Download
A546EXXU2AWDB/A546EOJM2AWDB/A546EXXU2AWDB Odin 438.66 MB 2023-04-01 N/A Download
A546EXXU2AWDB/A546EOJM2AWDB/A546EXXU2AWDC Odin 438.66 MB 2023-04-01 N/A Download
A546EXXU2AWDB/A546EOLE2AWDB/A546EXXU2AWDB Odin 438.71 MB 2023-04-01 N/A Download
A546EXXU2AWDC/A546EOLM2AWDC/A546EXXU2AWDB Odin 437.63 MB 2023-04-01 N/A Download
A546EXXSACXJ1/A546EOWOACXJ2/A546EXXSACXJ1 Odin 368.63 MB 2024-10-01 N/A Download
A546EXXSJEZD1/A546EOJMJEZD1/A546EXXSJEZD1 Odin 273.75 MB 2026-04-01 N/A Download
A546EXXSFDYI1/A546EOJMFDYI1/A546EXXSFDYI1 Odin 2.17 GB 2025-09-01 N/A Download
A546EXXSFDYI1/A546EOLEFDYI1/A546EXXSFDYI1 Odin 2.22 GB 2025-09-01 N/A Download
A546EXXSFDYH1/A546EOJMFDYH1/A546EXXSFDYH1 Odin 267.62 MB 2025-08-01 N/A Download
A546EXXSFDYH1/A546EOLEFDYH1/A546EXXSFDYH1 Odin 267.47 MB 2025-08-01 N/A Download
A546EXXSEDYG1/A546EOJMEDYG1/A546EXXSEDYG1 Odin 279.73 MB 2025-07-01 N/A Download
A546EXXSEDYG1/A546EOLEEDYG1/A546EXXSEDYG1 Odin 279.58 MB 2025-07-01 N/A Download
A546EXXSDDYF1/A546EOJMDDYF1/A546EXXSDDYF1 Odin 279.56 MB 2025-06-01 N/A Download
A546EXXSDDYF1/A546EOLEDDYF1/A546EXXSDDYF1 Odin 279.41 MB 2025-06-01 N/A Download
A546EXXSCCYD1/A546EOJMCCYD1/A546EXXSCCYD1 Odin 3.25 GB 2025-04-01 N/A Download
A546EXXSCCYD1/A546EOLECCYD1/A546EXXSCCYD1 Odin 3.29 GB 2025-04-01 N/A Download
A546EXXSBCYC1/A546EOWOBCYC1/A546EXXSBCYC1 Odin 260.59 MB 2025-03-01 N/A Download
A546EXXSBCYB1/A546EOJMBCYB1/A546EXXSBCYB1 Odin 261.74 MB 2025-02-01 N/A Download
A546EXXSBCYB1/A546EOLEBCYB1/A546EXXSBCYB1 Odin 261.83 MB 2025-02-01 N/A Download
A546EXXUBCXL1/A546EOWOBCXL1/A546EXXUBCXL1 Odin 291.05 MB 2024-12-01 N/A Download
A546EXXU1AWB8/A546EOJM1AWB8/A546EXXU1AWBB Odin 1.1 GB 2023-02-01 N/A Download
A546EXXU1AWB8/A546EOLE1AWB8/A546EXXU1AWBB Odin 1.1 GB 2023-02-01 N/A Download
A546EXXU1AWC4/A546EOJM1AWC4/A546EXXU1AWC4 Odin 1.1 GB 2023-03-01 N/A Download
A546EXXU1AWC4/A546EOLE1AWC4/A546EXXU1AWC4 Odin 1.1 GB 2023-03-01 N/A Download
A546EXXU1AWB2/A546EOWO1AWB2/A546EXXU1AWB4 Odin 480.28 MB 2023-02-01 N/A Download
A546EXXUCDYDB/A546EOJMCDYE1/A546EXXUCDYE1 Odin 291.38 MB 2025-04-01 N/A Download
A546EXXUCDYDB/A546EOLECDYE1/A546EXXUCDYE1 Odin 291.23 MB 2025-04-01 N/A Download
A546EXXSFEYJB/A546EOLEFEYJB/A546EXXSFEYJ9 Odin 320.41 MB 2025-10-01 N/A Download

Device Specifications

NetworkTechnologyGSM / HSPA / LTE / 5G
2G bandsGSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 32, 38, 40, 41, 66 - International
 1, 2, 3, 4, 5, 7, 12, 13, 14, 20, 25, 26, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 - USA
5G bands1, 3, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6 - International
 25, 41, 66, 71 SA/NSA/Sub6/mmWave - USA
SpeedHSPA, LTE, 5G
LaunchAnnounced2023, March 15
StatusAvailable. Released 2023, March 24
BodyDimensions158.2 x 76.7 x 8.2 mm (6.23 x 3.02 x 0.32 in)
Weight202 g (7.13 oz)
BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
SIM· Nano-SIM + eSIM
· Nano-SIM + Nano-SIM
 IP67 dust/water resistant (up to 1m for 30 min)
DisplayTypeSuper AMOLED, 120Hz, HDR10+, 1000 nits (HBM)
Size6.4 inches, 100.5 cm2 (~82.9% screen-to-body ratio)
Resolution1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
ProtectionCorning Gorilla Glass 5
PlatformOSAndroid 13, up to 4 major Android upgrades, One UI 7
ChipsetExynos 1380 (5 nm)
CPUOcta-core (4x2.4 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPUMali-G68 MP5
MemoryCard slotmicroSDXC (uses shared SIM slot)
Internal128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
Main CameraTriple50 MP, f/1.8, 23mm (wide), 1/1.56", 1.0µm, PDAF, OIS
12 MP, f/2.2, 13mm, 123˚ (ultrawide), 1/3.X", 1.12µm
5 MP (macro)
FeaturesLED flash, panorama, HDR
Video4K@30fps, 1080p@30/60fps, 720p@480fps, gyro-EIS
Selfie cameraSingle32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Video4K@30fps, 1080p@30/60fps
SoundLoudspeaker Yes, with stereo speakers
3.5mm jack No
CommsWLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth5.3, A2DP, LE
PositioningGPS, GLONASS, GALILEO, BDS
NFCYes (market/region dependent)
RadioNo
USBUSB Type-C 2.0, OTG
FeaturesSensorsFingerprint (under display, optical), accelerometer, gyro, compass, barometer (USA only)
 Virtual proximity sensing
BatteryType5000 mAh
Charging25W wired
MiscColorsLime, Graphite, Violet, White
ModelsSM-A546V, SM-A546U, SM-A546U1, SM-A546B, SM-A546B/DS, SM-A546E, SM-A546E/DS, SM-A5460, SM-A546M, SM-A546M/DS, SM-A546W
SAR0.81 W/kg (head)     0.67 W/kg (body)    
SAR EU0.69 W/kg (head)     1.34 W/kg (body)    
Price$ 135.99 / € 213.82 / £ 168.50
Our TestsPerformance AnTuTu: 506678 (v9)
GeekBench: 2703 (v5.1), 2797 (v6)
GFXBench: 25fps (ES 3.1 onscreen)
Display 980 nits max brightness (measured)
Camera Photo / Video
Loudspeaker -26.6 LUFS (Good)
Battery
Active use score 11:15h
Battery (old)
Endurance rating 119h
Data source: GSMArena

More samsung Devices

Frequently Asked Questions

Q: Is it safe to flash official samsung firmware?

A: Yes — official firmware from the manufacturer is generally safe when you match your device's exact model number and region. Flashing the wrong region or modified firmware can cause issues.

Q: What tool do I need to flash Samsung Galaxy A54 (Asia) firmware?

A: Samsung Galaxy A54 (Asia) firmware is flashed using Odin. See the step-by-step guide above for the full procedure.

Q: Can I downgrade to an older firmware version?

A: Some devices allow downgrading, others have anti-rollback protection that blocks it. Check the version-specific notes on each ROM page, or your model's community forum, before attempting a downgrade.

Q: What if flashing fails?

A: First, verify the firmware matches your exact model code (e.g. SM-S938B for Samsung, or the CPH-number for OPPO). Reinstall the manufacturer's USB drivers, use a rear USB 2.0 port directly on your PC, and retry. The troubleshooting box above the FAQ covers the most common failure modes.

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