Samsung A155F MT6789 Auth SV5 DA File
Download Samsung A155F MT6789 authentication bypass DA file from RomWala. Version SV5. Used for flashing Samsung A155F with SP Flash Tool. Bypasses SLA/DAA security. Direct link below. Tags: #Sams...
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Samsung A155F MT6789 Auth SV5 DA File
| Description | Download Agent (DA) authentication bypass file for Samsung Galaxy A155F from RomWala. Version SV5. Based on MediaTek MT6789 (Helio G99) platform. Used with SP Flash Tool to bypass SLA/DAA security authentication for flashing, IMEI repair, and NVRAM operations. |
| Device Name | Samsung Galaxy A15 4G / A155F |
| Brand | Samsung |
| Model | SM-A155F |
| Variant | B5 |
| Chipset | MediaTek MT6789 Helio G99 |
| Chipset Manufacturing Process | 6nm |
| CPU | Octa-core (2x2.2GHz Cortex-A76 + 6x2.0GHz Cortex-A55) |
| GPU | ARM Mali-G57 MC2 |
| Platform | MediaTek MT6789 (Helio G99) |
| DA Version | SV5 (Security Version 5) |
| File Type | Download Agent (DA) - Authentication Bypass |
| What is Download Agent (DA) | Download Agent (DA) is a binary file used by SP Flash Tool and other MediaTek tools to communicate with the device in BROM mode. This special DA file bypasses SLA/DAA security authentication on newer Samsung MediaTek devices. |
| Why This DA File is Needed | Samsung A155F has SLA/DAA security that blocks unauthorized flashing, Standard SP Flash Tool DA triggers authentication errors, This custom DA bypasses security, Allows flashing without Samsung authorized account, Essential for IMEI repair and NVRAM operations |
| Use Cases | Bypass SLA/DAA authentication on Samsung A155F, Flash stock firmware via SP Flash Tool, IMEI repair and NVRAM writing, Dead boot repair, NVDATA/NVRAM restore, Bootloader unlock operations |
| Compatible Tools | SP Flash Tool (v5.xxxx or newer), MTK Client, CM2 MTK Tool |
| How to Use with SP Flash Tool | Step 1: Install MediaTek USB VCOM drivers on Windows PC Step 2: Launch SP Flash Tool as administrator Step 3: Load scatter file from Samsung A155F firmware folder Step 4: Go to 'Options' > 'Download Agent' Step 5: Browse and select 'A155F.B5.mt6789_auth_sv5.bin' file Step 6: Select partitions to flash (or select all) Step 7: Click 'Download' button Step 8: Connect Samsung A155F in BROM mode Step 9: DA will load and bypass authentication automatically Step 10: Flashing will start - purple progress bar Step 11: Wait for green checkmark 'Download OK' |
| How to Enter BROM Mode on Samsung A155F | Method 1 - Key Combo: Power off, press Volume Up + Volume Down, connect USB Method 2 - Test Points: Short test points on motherboard (for locked devices) Method 3 - ADB Reboot (Rooted): adb shell reboot bootloader (then enter BROM) Note: Samsung MediaTek devices may require test points for first time |
| Common Errors Solved | S_BROM_CMD_SEND_DA_FAIL: Solved by using SV5 DA file S_SECURITY_ERROR: Bypassed with authentication DA STATUS_BROM_CMD_FAIL: Resolved Auth required: Bypassed with this DA SLA/DAA authentication failed: Successfully bypassed |
| Device Specific Information | Model: SM-A155F (Galaxy A15 4G) Region Variants: SM-A155F/DSN, SM-A155F/DS, SM-A155F/N Codename: a15 Platform: MediaTek MT6789 (Helio G99) Security Version: SV5 |
| PreRequisites | MediaTek USB VCOM drivers, SP Flash Tool v5.xxxx, Windows PC, USB cable, Device in BROM mode |
| Advantages | Bypass Samsung SLA/DAA authentication, Flash without authorized account, Direct BROM access, Works on A155F specifically, SV5 version for latest security |
| Requirements | MediaTek drivers, SP Flash Tool, Windows PC, USB cable |
| Warnings | Use on Samsung SM-A155F only, Wrong DA may cause flashing errors, Use latest SP Flash Tool version, All operations at your own risk |
| Troubleshooting | DA not loading - check SP Flash Tool version, Authentication still failing - try test points for BROM, Device not detected - reinstall drivers, Flashing fails - try different USB port |
Samsung A155F MT6789 Auth SV5 DA File - Description
Download Samsung A155F MT6789 authentication bypass DA file from RomWala. Version SV5. Used for flashing Samsung A155F with SP Flash Tool. Bypasses SLA/DAA security. Direct link below.
Tags:
#SamsungA155F #MT6789 #DAFile #AuthenticationBypass #SPFlashTool #SamsungFirmware #RomWala
Tags:
#SamsungA155F #MT6789 #DAFile #AuthenticationBypass #SPFlashTool #SamsungFirmware #RomWala
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