SAMSUNG · SM-A556B
Galaxy A55 5G update policy and remaining upgrades
Phone · International Samsung policy; exact SM-B variant record · Released Mar 2024
Get record-change alerts →Samsung Galaxy A55 5G (SM-A556B) is recorded here for International Samsung policy; exact SM-B variant, released Mar 2024. Its security-support horizon of Mar 2029 is calculated from the maker's published policy. Grade B evidence from 3 cited sources (Samsung Newsroom, Samsung Newsroom UK).
Android upgrades and security updates
How long will this phone get updates?
Galaxy A55 5G launched with Android 14. Samsung promises up to four Android OS generations and five years of security updates. Android 18 is the fourth planned generation; March 2029 is this record's calculated security horizon, not a guaranteed final patch day.
The launch policy names Galaxy A55 5G. The release cards separately cover SM-A556B/EUX and SM-A556E/INS; they do not prove availability for every carrier or regional variant.
Current release versus remaining planned upgrades
SM-A556B · EUX
Previously documented Android version; recheck needed: Android 16. Remaining upgrades need current regional evidence.
Official regional release history ↗ · Source checked: 2026-10-10
SM-A556E · INS
Previously documented Android version; recheck needed: Android 16. Remaining upgrades need current regional evidence.
Official regional release history ↗ · Source checked: 2026-10-10
See OS and security commitments · Check documented firmware · Common questions
How to check for an update on your phone
- In Settings > About phone, match the model number; under Software information, check the service-provider software channel and Android version.
- Use the matching regional release card below, then check Settings > Software update > Download and install. Do not compare builds from another hardware variant.
Official policy sources
- Samsung: A55 launch OS and update commitment ↗
- Samsung UK: A55 availability on 20 March 2024 ↗
- Samsung: security-update scope and timing ↗
Policy explanation reviewed 30 September 2026. Firmware, recall and repair evidence has its own checked date below.
YOUR NEXT STEP
Check your latest documented update
The support commitment above and the release installed on your phone are separate. Match your exact model and software channel before comparing.
SM-A556B · EUX
Europe (EUX channel)
Last verified patch: 2026-09-05
Android 16 · A556BXXSIDZI3
Current release needs re-verification. Firmware source last successful check: 2026-10-10.
Check my EUX build →Official release history ↗SM-A556E · INS
India (INS channel)
Last verified patch: 2026-09-05
Android 16 · A556EXXSIDZI3
Current release needs re-verification. Firmware source last successful check: 2026-10-10.
Check my INS build →Official release history ↗Find model and software information in Settings → About phone. Your location alone does not identify your software channel.
What this Galaxy A55 5G record covers
The launch policy names Galaxy A55 5G. The release cards separately cover SM-A556B/EUX and SM-A556E/INS; they do not prove availability for every carrier or regional variant.
Listed model identifiers: SM-A556B.
Recorded model and region: SM-A556B; International Samsung policy; exact SM-B variant.
Variants marked for separate lifecycle review: SM-A556B.
From the recorded Mar 2024 release to Mar 2029, the support window spans about 60 months (month precision).
Support timeline
Identity and regional scope
- Marketed name
- Galaxy A55 5G
- Primary model identifier
- SM-A556B
- Evidence scope
- The launch policy names Galaxy A55 5G. The release cards separately cover SM-A556B/EUX and SM-A556E/INS; they do not prove availability for every carrier or regional variant.
How the support date was determined
Five security years from Samsung UK’s 20 March 2024 availability give an expected March 2029 horizon. This UK-anchored calculation is not a worldwide final cutoff or a promise of monthly patches for every variant.
- Evidence class
- B · Policy-derived
- Date precision
- Month precision
- Jurisdiction/scope
- The launch policy names Galaxy A55 5G. The release cards separately cover SM-A556B/EUX and SM-A556E/INS; they do not prove availability for every carrier or regional variant.
Latest firmware or patch
2 exact model-and-channel releases are documented in the verified cards above.
Recall and safety screening
Update cadence
Monthly for the Enterprise models listed by Samsung; consumer-variant cadence is not established by that listing. Checked 8 September 2026; carrier or regional delivery can differ.
Not yet documented for this record: repairability score or battery-service data. Reading this record
Nearest Samsung phone records by release date
| Record | Released | Security support | Grade |
|---|---|---|---|
| Samsung Galaxy A55 5G (this record) | Mar 2024 | Mar 2029 | B |
| Samsung Galaxy S24 | Jan 2024 | Jan 2031 | B |
| Samsung Galaxy S24+ | Jan 2024 | Jan 2031 | B |
| Samsung Galaxy S24 Ultra | Jan 2024 | Jan 2031 | B |
| Samsung Galaxy Z Flip6 | Jul 2024 | Jul 2031 | B |
| Samsung Galaxy Z Fold6 | Jul 2024 | Jul 2031 | B |
Longer-supported catalog records
Galaxy A55 5G: common questions
Will Galaxy A55 5G get Android 18?
Android 18 is the fourth planned generation when Samsung's up-to-four-upgrade promise is counted from Android 14. That calculation is not proof of a shipped Android 18 update or an exact release date.
How many A55 upgrades are left after Android 16?
From a documented Android 16 release, Android 17 and Android 18 remain within the original up-to-four-generation plan. Check the dated model/channel evidence above before applying that count to your phone.
Evidence
Last reviewed by Feroz Sheikh · 3 cited sources
BSamsung Newsroom · Global policy with UK availability anchor; SM-A556B record · Checked Sep 2026 · month precision
Samsung Newsroom UK · Global policy with UK availability anchor; SM-A556B record · Checked Sep 2026 · month precision
Samsung Mobile Security · International Samsung policy; exact SM-B variant · Checked Sep 2026 · month precision
Optional shopping links
Keeping this device? Check accessories
Samsung Galaxy A55 5G · protective case
- Model
- SM-A556B
- Record scope
- International Samsung policy; exact SM-B variant
Check the exact model code, dimensions, camera cutouts and button positions; similar names do not guarantee a fit.
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Claim-to-evidence provenance
Samsung Electronics · Enterprise models in Samsung's published scope · checked Sep 2026 · reviewed by Feroz Sheikh
Open Samsung Security Updates: Enterprise model cadence ↗