| Feature | Specification | | --- | --- | | | Android 10 (Q) – Note: The U5 bootloader is the last major revision for S9+ before updates ceased | | One UI Version | 2.5 (Typically) | | Security Patch | Ranges from late 2020 to early 2021 (e.g., December 2020 – February 2021) | | Kernel Version | 4.9.x | | Modem (CP) | Supports 4G LTE with dual-standby | | CSC Options | Available: KOO (Open Korea), SKC (SK Telecom), KTC (KT Corp), LUC (LG U+) | | File Size | Approximately 4.5 GB to 5.5 GB (compressed ZIP) |
| Feature | Specification | | --- | --- | | | Android 10 (Q) – Note: The U5 bootloader is the last major revision for S9+ before updates ceased | | One UI Version | 2.5 (Typically) | | Security Patch | Ranges from late 2020 to early 2021 (e.g., December 2020 – February 2021) | | Kernel Version | 4.9.x | | Modem (CP) | Supports 4G LTE with dual-standby | | CSC Options | Available: KOO (Open Korea), SKC (SK Telecom), KTC (KT Corp), LUC (LG U+) | | File Size | Approximately 4.5 GB to 5.5 GB (compressed ZIP) |