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/20260217-001-SONAR_IU_SEP.exe | HTTP	02/17/2026	2/17/2026	5.7 MB			A6CEBAE665488411FB8AC57078B82320
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 to 14.3 RU1
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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/20260217-001-SONAR_IU_SEP_14_3_RU2.exe | HTTP	02/17/2026	2/17/2026	5.7 MB			C314CCD662BC34A7EB73C2DA34F25EE7
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU2
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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/20260217-001-SONAR_IU_SEP_14_3_RU3.exe | HTTP	02/17/2026	2/17/2026	5.7 MB			B4CDC8AFD66AEF030B07E90A0D88D21A
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU3
Symantec Endpoint Protection 14.3 RU4
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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/20260217-001-SONAR_IU_SEP_14_3_RU5_x86.exe | HTTP	02/17/2026	2/17/2026	5.1 MB			200BCFA2127FE64C61F4A69BC90ADB19
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/20260217-001-SONAR_IU_SEP_14_3_RU5_x64.exe | HTTP	02/17/2026	2/17/2026	5.88 MB			628F4749784AAA97113CE8B0DDBAD8F2
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/20260217-001-SONAR_IU_SEP_14_3_RU6_x64.exe | HTTP	02/17/2026	2/17/2026	5.93 MB			F23B6BE18EF13BE8B2EDE91EE672CD5F
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/20260217-001-SONAR_IU_SEP_14_3_RU7_x64.exe | HTTP	02/17/2026	2/17/2026	5.93 MB			2D1A69AE869A588866CD26C9F3301D49
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/20260217-001-SONAR_IU_SEP_14_3_RU8_x64.exe | HTTP	02/17/2026	2/17/2026	5.93 MB			7AD6EDA9A4E9F676360E1CD6DB9CFF5E
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/20260217-011-SONAR_IU_SEP_14_3_RU9_x64.exe | HTTP	02/17/2026	2/17/2026	6.1 MB			8EB953AF0E949F26696B57D110D1001D
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/20260217-011-SONAR_IU_SEP_14_3_RU10_x64.exe | HTTP	02/17/2026	2/17/2026	6.1 MB			6AE57E4521802832560FCB0605D8F9C9
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/20260217-011-SONAR_IU_SEP_14_3_RU10_ARM64.exe | HTTP	02/17/2026	2/17/2026	5.97 MB			FD82730DDCB49239A2C5D5EE5AC619A4
This updater is suitable for the following versions of Symantec products:
Symantec Endpoint Protection 14.3 RU10 ARM 64