SM-A556B firmware for O2C – Czech Republic (O2)

36 builds for the Galaxy A55 5G in region O2C. The full version string is PDA/CSC/MODEM – you need it to download a specific build.

Version (PDA/CSC/MODEM)ReleasedAndroidTypeBitFile
A556BXXUIEZJ1/A556BOXMIEZJ1/A556BXXUIEZJ1Oct 25, 2026Android 17Feature18on server
A556BXXSIDZI3/A556BOXMIDZI3/A556BXXSIDZI3Sep 20, 2026Android 16Security18on server
A556BXXSHDZH6/A556BOXMHDZH6/A556BXXSHDZH6Sep 2, 2026Android 16Security17on server
A556BXXSGDZG2/A556BOXMGDZG2/A556BXXSGDZG2Jul 19, 2026Android 16Security16on server
A556BXXSFDZF4/A556BOXMFDZF4/A556BXXSFDZF4Jun 28, 2026Android 16Security15on server
A556BXXUEDZE4/A556BOXMEDZE4/A556BXXUEDZE4May 31, 2026Android 16Feature14on server
A556BXXSECZDE/A556BOXMECZDE/A556BXXSECZDEMay 13, 2026Android 16Security14on server
A556BXXSECZD1/A556BOXMECZD1/A556BXXSECZD1Apr 20, 2026Android 16Security14on server
A556BXXSDCZC4/A556BOXMDCZC4/A556BXXSDCZC4Mar 30, 2026Android 16Security13on server
A556BXXSDCZB5/A556BOXMDCZB5/A556BXXSDCZB5Mar 1, 2026Android 16Security13on server
A556BXXSCCZA1/A556BOXMCCZA1/A556BXXSCCZA1Jan 13, 2026Android 16Security12on server
A556BXXSBCYL1/A556BOXMBCYL1/A556BXXSBCYL1Dec 15, 2025Android 16Security11on server
A556BXXSBCYK2/A556BOXMBCYK2/A556BXXSBCYK2Nov 23, 2025Android 16Security11on server
A556BXXSACYJ2/A556BOXMACYJ2/A556BXXSACYJ2Oct 30, 2025Android 16Security10on server
A556BXXUACYI9/A556BOXMACYI9/A556BXXUACYI8Oct 6, 2025Android 16Feature10on server
A556BXXSABYI1/A556BOXMABYI1/A556BXXSABYI1Sep 28, 2025Android 15Security10on server
A556BXXSABYG2/A556BOXMABYG2/A556BXXSABYG2Aug 20, 2025Android 15Security10on server
A556BXXS9BYF3/A556BOXM9BYF3/A556BXXS9BYF3Jul 21, 2025Android 15Security9on server
A556BXXS8BYE1/A556BOXM8BYE1/A556BXXS8BYE1Jun 22, 2025Android 15Security8on server
A556BXXU7BYDB/A556BOXM7BYDB/A556BXXU7BYDCMay 20, 2025Android 15Feature7on server
A556BXXS7AYC6/A556BOXM7AYC6/A556BXXS7AYC6Apr 8, 2025Android 14Security7on server
A556BXXS6AYB4/A556BOXM6AYB4/A556BXXS6AYB4Mar 9, 2025Android 14Security6on server
A556BXXS6AYB2/A556BOXM6AYB2/A556BXXS6AYB2Feb 24, 2025Android 14Security6on server
A556BXXS6AYA3/A556BOXM6AYA3/A556BXXS6AYA3Jan 29, 2025Android 14Security6on server
A556BXXU6AXL2/A556BOXM6AXL2/A556BXXU6AXL2Dec 18, 2024Android 14Feature6on server
A556BXXS5AXI4/A556BOXM5AXI4/A556BXXS5AXI4Oct 15, 2024Android 14Security5on server
A556BXXS4AXH4/A556BOXM4AXH4/A556BXXS4AXH4Sep 9, 2024Android 14Security4on server
A556BXXU4AXH1/A556BOXM4AXH1/A556BXXU4AXH1Aug 21, 2024Android 14Feature4on server
A556BXXS4AXF3/A556BOXM4AXF3/A556BXXS4AXF3Jul 10, 2024Android 14Security4on server
A556BXXS3AXF2/A556BOXM3AXF2/A556BXXS3AXF2Jun 28, 2024Android 14Security3on server
A556BXXU3AXF1/A556BOXM3AXF1/A556BXXU3AXF1Jun 24, 2024Android 14Feature3on server
A556BXXU3AXE1/A556BOXM3AXE1/A556BXXU3AXE1Jun 24, 2024Android 14Feature3on server
A556BXXS2AXD3/A556BOXM2AXD3/A556BXXS2AXD3Apr 29, 2024Android 14Security2on server
A556BXXU1AXC4/A556BOXM1AXC4/A556BXXU1AXC4Apr 23, 2024Android 14Feature1on server
A556BXXS1AXC1/A556BOXM1AXC1/A556BXXU1AXBAMar 25, 2024Android 14Security1on server
A556BXXU1AXB7/A556BOXM1AXB7/A556BXXU1AXBAMar 10, 2024Android 14Feature1on server

Download the latest O2C build

samloader download -m SM-A556B -r O2C -v A556BXXUIEZJ1/A556BOXMIEZJ1/A556BXXUIEZJ1

Changelog and security patch level

Samsung's official release notes for SM-A556B in O2C, including the security patch level of each update: doc.samsungmobile.com/SM-A556B/O2C.

See how to download Samsung firmware and how to flash it. Back to the SM-A556B overview.