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/20260331-001-SONAR_IU_SEP.exe	03/31/2026	3/31/2026	5.71 MB			8F3D0BACC9F4179B8A1B604FF4A89F64
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/20260331-001-SONAR_IU_SEP_14_3_RU2.exe	03/31/2026	3/31/2026	5.71 MB			2F5B8EF3651A8222B0992083BCC631EB
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/20260331-001-SONAR_IU_SEP_14_3_RU3.exe	03/31/2026	3/31/2026	5.71 MB			FBC4324EC2E8C05E44DF4EDDB2C3F45B
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/20260331-001-SONAR_IU_SEP_14_3_RU5_x86.exe	03/31/2026	3/31/2026	5.1 MB			E2B27C15361D07976BD4F66DBC85446B
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/20260331-001-SONAR_IU_SEP_14_3_RU5_x64.exe	03/31/2026	3/31/2026	5.89 MB			391A26A7FF75CDFFB7C79F7B9A53881C
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/20260331-001-SONAR_IU_SEP_14_3_RU6_x64.exe	03/31/2026	3/31/2026	5.94 MB			B8DD949BE2F5EEA005EDB9C5B1E7E9C3
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/20260331-001-SONAR_IU_SEP_14_3_RU7_x64.exe	03/31/2026	3/31/2026	5.94 MB			F457D687F4A041B080A623412630921B
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/20260331-001-SONAR_IU_SEP_14_3_RU8_x64.exe	03/31/2026	3/31/2026	5.94 MB			0CC894ED0F1750C21BDD67712F3D4C59
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/20260331-011-SONAR_IU_SEP_14_3_RU9_x64.exe	03/31/2026	3/31/2026	6.1 MB			816FBBD532B605D4130B2D8F0E65885B
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/20260331-011-SONAR_IU_SEP_14_3_RU10_x64.exe	03/31/2026	3/31/2026	6.1 MB			C7D2041921404DA33C903ACDA7398268
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/20260331-011-SONAR_IU_SEP_14_3_RU10_ARM64.exe	03/31/2026	3/31/2026	5.98 MB			1E3BF8C79E62AEAFC69A9A6DA804118F
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/20260331-011-SONAR_IU_SEP_14_4_x64.exe	03/31/2026	3/31/2026	6.1 MB			0800B2D1C5DB1F7E3D17BC6FBCB5C47F
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/20260331-011-SONAR_IU_SEP_14_4_ARM64.exe	03/31/2026	3/31/2026	5.97 MB			FE44F8228C99FC69C2C574A381F5B0E8
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.4 ARM 64