Symantec Endpoint Protection Client Installations on Windows Platforms
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-077-SONAR_IU_SEP.exe	10/01/2026	10/1/2026	5.88 MB			31A643A4E53362A145726F8895E3EF27
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 to 14.3 RU1
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-077-SONAR_IU_SEP_14_3_RU2.exe	10/01/2026	10/1/2026	5.88 MB			0171B25E6990E37CC96FC41A2110259A
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU2
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-077-SONAR_IU_SEP_14_3_RU3.exe	10/01/2026	10/1/2026	5.88 MB			20DA3B9620B082365F515A61B92CFE31
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU3
Symantec Endpoint Protection 14.3 RU4
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms x86
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-030-SONAR_IU_SEP_14_3_RU5_x86.exe	10/01/2026	10/1/2026	5.28 MB			2431FFCE85A9EEA1744FBE69E5B097C9
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU5
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms x64
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-027-SONAR_IU_SEP_14_3_RU5_x64.exe	10/01/2026	10/1/2026	6.06 MB			08A1A0BD6FD55128B21D6A5B233569EC
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU5
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms x64
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-041-SONAR_IU_SEP_14_3_RU6_x64.exe	10/01/2026	10/1/2026	6.11 MB			5A27DDEC881B00F41267F6F3D4C32904
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU6
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms x64
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-037-SONAR_IU_SEP_14_3_RU7_x64.exe	10/01/2026	10/1/2026	6.11 MB			9865D81476660EC8FE059CF3F760D876
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU7
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms x64
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-051-SONAR_IU_SEP_14_3_RU8_x64.exe	10/01/2026	10/1/2026	6.11 MB			284A8335BD287D7565A56CD65C62B0B5
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU8
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms x64
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-033-SONAR_IU_SEP_14_3_RU9_x64.exe	10/01/2026	10/1/2026	6.27 MB			150F2FAF56B9EDC363DB18972AD6B0FA
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU9
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms x64
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-035-SONAR_IU_SEP_14_3_RU10_x64.exe	10/01/2026	10/1/2026	6.27 MB			4D6702F07C28C33700921476BF77F1D9
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU10
================================================

Symantec Endpoint Protection Client Installations on Windows Platforms ARM 64
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-039-SONAR_IU_SEP_14_3_RU10_ARM64.exe	10/01/2026	10/1/2026	6.14 MB			B9ADA0D7884E8FA7536D0E5E03E34719
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU10 ARM 64
================================================

Symantec Endpoint Protection 14.4 Client Installations on Windows Platforms x64
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-044-SONAR_IU_SEP_14_4_x64.exe	10/01/2026	10/1/2026	6.27 MB			78ED35F6B417B2232A89F062F1FFC6C3
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.4 x64
================================================

Symantec Endpoint Protection 14.4 Client Installations on Windows Platforms ARM 64
Use the executable file for client installations only if you are using one of the supported products that are listed below.
File Name	Creation Date	Release Date	File Size	Defs Version	Sequence Number	MD5 | all
sonar/20261001-047-SONAR_IU_SEP_14_4_ARM64.exe	10/01/2026	10/1/2026	6.15 MB			A29C1739025D11DC4DD31ED239E08391
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.4 ARM 64