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/20260928-036-SONAR_IU_SEP.exe	09/28/2026	9/28/2026	5.88 MB			521CAEFA67BAEF6BAE8952C3181A9D9E
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/20260928-036-SONAR_IU_SEP_14_3_RU2.exe	09/28/2026	9/28/2026	5.88 MB			F6C01A55302CA7395A32FD0FDEE0860C
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/20260928-036-SONAR_IU_SEP_14_3_RU3.exe	09/28/2026	9/28/2026	5.88 MB			63AF2EBE4B2630D079CD4A1F0068D831
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/20260928-021-SONAR_IU_SEP_14_3_RU5_x86.exe	09/28/2026	9/28/2026	5.28 MB			4E0F98ACF1C23C2C52025B99200B7E07
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/20260928-023-SONAR_IU_SEP_14_3_RU5_x64.exe	09/28/2026	9/28/2026	6.06 MB			46838E3107BF93A0E2CE3631ADCD3666
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/20260928-061-SONAR_IU_SEP_14_3_RU6_x64.exe	09/28/2026	9/28/2026	6.1 MB			0A199D3D4DEA291EEF8433A5066265F8
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/20260928-066-SONAR_IU_SEP_14_3_RU7_x64.exe	09/28/2026	9/28/2026	6.1 MB			A9D0279723ABEC83B389F2B3A59E95CC
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/20260928-047-SONAR_IU_SEP_14_3_RU8_x64.exe	09/28/2026	9/28/2026	6.1 MB			CF5024EAF5D47E26359925D49641A8EF
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/20260928-059-SONAR_IU_SEP_14_3_RU9_x64.exe	09/28/2026	9/28/2026	6.27 MB			64CD277DBCFA27739C9CF921D11902AB
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/20260928-045-SONAR_IU_SEP_14_3_RU10_x64.exe	09/28/2026	9/28/2026	6.27 MB			E3FA1EC000D0457F02D1188E0C2A028D
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/20260928-044-SONAR_IU_SEP_14_3_RU10_ARM64.exe	09/28/2026	9/28/2026	6.14 MB			A85C06A7B19C0C5A0B3648AE9A226FAC
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/20260928-050-SONAR_IU_SEP_14_4_x64.exe	09/28/2026	9/28/2026	6.27 MB			1436EC00F959CF91CA2D683EFD284D40
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/20260928-046-SONAR_IU_SEP_14_4_ARM64.exe	09/28/2026	9/28/2026	6.14 MB			183CCB8C1C9358238F505CC56939E9C9
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.4 ARM 64