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/20261008-047-SONAR_IU_SEP.exe	10/08/2026	10/8/2026	5.89 MB			9B24B66EED7049FBF16EFC9E9D43CF10
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/20261008-047-SONAR_IU_SEP_14_3_RU2.exe	10/08/2026	10/8/2026	5.89 MB			FDD8FB7B45D0ADB19D7886FD811B420F
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/20261008-047-SONAR_IU_SEP_14_3_RU3.exe	10/08/2026	10/8/2026	5.89 MB			C11695FDB5B79E0603F95021D503669E
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/20261007-046-SONAR_IU_SEP_14_3_RU5_x86.exe	10/07/2026	10/7/2026	5.29 MB			DBFFEA616563ECBD3F609AF569DE79F0
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/20261008-045-SONAR_IU_SEP_14_3_RU5_x64.exe	10/08/2026	10/8/2026	6.07 MB			33D9D75003735BF830DF7E5F4A258827
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/20261007-015-SONAR_IU_SEP_14_3_RU6_x64.exe	10/07/2026	10/7/2026	6.12 MB			088C877CF4D6CE4A5FAEE3394FE1A367
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/20261008-015-SONAR_IU_SEP_14_3_RU7_x64.exe	10/08/2026	10/8/2026	6.12 MB			DC809A49AF4B23F9F84A576C9BF065A2
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/20261007-013-SONAR_IU_SEP_14_3_RU8_x64.exe	10/07/2026	10/7/2026	6.12 MB			1A33B51F88811E8564FA7A1070422B20
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/20261007-010-SONAR_IU_SEP_14_3_RU9_x64.exe	10/07/2026	10/7/2026	6.28 MB			975E9EBD263CD7FF742231037ADB695F
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/20261007-016-SONAR_IU_SEP_14_3_RU10_x64.exe	10/07/2026	10/7/2026	6.28 MB			AAC5C4A8FEC7149E63CFD4F0011A1EB2
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/20261007-017-SONAR_IU_SEP_14_3_RU10_ARM64.exe	10/07/2026	10/7/2026	6.15 MB			99FADD4FF506695E5AACC36196E5BC2D
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/20261007-008-SONAR_IU_SEP_14_4_x64.exe	10/07/2026	10/7/2026	6.28 MB			2370385B8A3C0788AFF03391E7B777AA
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/20261007-012-SONAR_IU_SEP_14_4_ARM64.exe	10/07/2026	10/7/2026	6.15 MB			E497551FA58010A171E086EB0234C547
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.4 ARM 64