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/20260521-001-SONAR_IU_SEP.exe	05/21/2026	5/21/2026	5.75 MB			87DA795FE5B949165D37935E57E1C0E4
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/20260521-001-SONAR_IU_SEP_14_3_RU2.exe	05/21/2026	5/21/2026	5.75 MB			65448C6CFC6E9129CA976C30412778FE
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/20260521-001-SONAR_IU_SEP_14_3_RU3.exe	05/21/2026	5/21/2026	5.75 MB			2C0513A11D747F063C7B6BA4AFE8126C
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/20260521-001-SONAR_IU_SEP_14_3_RU5_x86.exe	05/21/2026	5/21/2026	5.14 MB			41CF26AED03E32CDF94677A8656C1A58
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/20260521-001-SONAR_IU_SEP_14_3_RU5_x64.exe	05/21/2026	5/21/2026	5.93 MB			7202E4B99635C25BB758FD463619C89C
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/20260521-001-SONAR_IU_SEP_14_3_RU6_x64.exe	05/21/2026	5/21/2026	5.98 MB			D0CBCAEE2EDCCD0F82EAE591C8DF0C41
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/20260521-001-SONAR_IU_SEP_14_3_RU7_x64.exe	05/21/2026	5/21/2026	5.98 MB			FF845739E945806159EA47EB2D19904B
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/20260521-001-SONAR_IU_SEP_14_3_RU8_x64.exe	05/21/2026	5/21/2026	5.98 MB			47E67179AA04EBA914755D49084F60E2
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/20260521-011-SONAR_IU_SEP_14_3_RU9_x64.exe	05/21/2026	5/21/2026	6.14 MB			40E94DA9B4D21C98449D101C3BD731AE
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/20260521-011-SONAR_IU_SEP_14_3_RU10_x64.exe	05/21/2026	5/21/2026	6.14 MB			79EA56CC4D6B0A18A3A6254AE551D42F
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/20260521-011-SONAR_IU_SEP_14_3_RU10_ARM64.exe	05/21/2026	5/21/2026	6.02 MB			2DFD7EAD007FCB34BD00AA7B30B5EED8
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/20260521-011-SONAR_IU_SEP_14_4_x64.exe	05/21/2026	5/21/2026	6.14 MB			36CB69012B5B7550824EC4F4EFFE335F
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/20260521-011-SONAR_IU_SEP_14_4_ARM64.exe	05/21/2026	5/21/2026	6.01 MB			20995257975C62F626658CFFB8EFEED8
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.4 ARM 64