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Download L2SecHC.dll files for Windows

DLL-Helper will detect, download and fix dll-file errors.

PlatformFileProductLanguageDescription   
64bit
Windows 10
L2SecHC.dll
v. 10.0.18362.1
Microsoft Windows Operating System
v. 10.0.18362.1
English (U.S.)Layer 2 Security Diagnostics Helper Classes
196 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.18362.1
Microsoft Windows Operating System
v. 10.0.18362.1
English (U.S.)Layer 2 Security Diagnostics Helper Classes
153 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.18334.1
Microsoft Windows Operating System
v. 10.0.18334.1
English (U.S.)Layer 2 Security Diagnostics Helper Classes
153 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.18290.1000
Microsoft Windows Operating System
v. 10.0.18290.1000
English (U.S.)Layer 2 Security Diagnostics Helper Classes
196 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.18290.1000
Microsoft Windows Operating System
v. 10.0.18290.1000
English (U.S.)Layer 2 Security Diagnostics Helper Classes
153 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.17763.1
Microsoft Windows Operating System
v. 10.0.17763.1
English (U.S.)Layer 2 Security Diagnostics Helper Classes
196 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.17763.1
Microsoft Windows Operating System
v. 10.0.17763.1
English (U.S.)Layer 2 Security Diagnostics Helper Classes
153 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.17134.1
Microsoft Windows Operating System
v. 10.0.17134.1
English (U.S.)Layer 2 Security Diagnostics Helper Classes
191 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.17134.1
Microsoft Windows Operating System
v. 10.0.17134.1
English (U.S.)Layer 2 Security Diagnostics Helper Classes
154 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.17133.1
Microsoft Windows Operating System
v. 10.0.17133.1
English (U.S.)Layer 2 Security Diagnostics Helper Classes
191 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.17063.1000
Microsoft Windows Operating System
v. 10.0.17063.1000
English (U.S.)Layer 2 Security Diagnostics Helper Classes
191 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.17063.1000
Microsoft Windows Operating System
v. 10.0.17063.1000
English (U.S.)Layer 2 Security Diagnostics Helper Classes
154 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.16353.1000
Microsoft Windows Operating System
v. 10.0.16353.1000
English (U.S.)Layer 2 Security Diagnostics Helper Classes
186 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.16353.1000
Microsoft Windows Operating System
v. 10.0.16353.1000
English (U.S.)Layer 2 Security Diagnostics Helper Classes
152 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.16299.15
Microsoft Windows Operating System
v. 10.0.16299.15
English (U.S.)Layer 2 Security Diagnostics Helper Classes
186 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.16299.15
Microsoft Windows Operating System
v. 10.0.16299.15
English (U.S.)Layer 2 Security Diagnostics Helper Classes
152 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.16251.0
Microsoft Windows Operating System
v. 10.0.16251.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
186 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.16251.0
Microsoft Windows Operating System
v. 10.0.16251.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
152 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.16241.1001
Microsoft Windows Operating System
v. 10.0.16241.1001
English (U.S.)Layer 2 Security Diagnostics Helper Classes
185 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.16241.1001
Microsoft Windows Operating System
v. 10.0.16241.1001
English (U.S.)Layer 2 Security Diagnostics Helper Classes
150 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.16237.1001
Microsoft Windows Operating System
v. 10.0.16237.1001
English (U.S.)Layer 2 Security Diagnostics Helper Classes
150 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.16232.1000
Microsoft Windows Operating System
v. 10.0.16232.1000
English (U.S.)Layer 2 Security Diagnostics Helper Classes
185 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.16232.1000
Microsoft Windows Operating System
v. 10.0.16232.1000
English (U.S.)Layer 2 Security Diagnostics Helper Classes
150 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.15063.0
Microsoft Windows Operating System
v. 10.0.15063.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
182 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.15063.0
Microsoft Windows Operating System
v. 10.0.15063.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
149 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.14393.2457
Microsoft Windows Operating System
v. 10.0.14393.2457
English (U.S.)Layer 2 Security Diagnostics Helper Classes
185 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.14393.2457
Microsoft Windows Operating System
v. 10.0.14393.2457
English (U.S.)Layer 2 Security Diagnostics Helper Classes
153 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.14393.0
Microsoft Windows Operating System
v. 10.0.14393.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
185 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.14393.0
Microsoft Windows Operating System
v. 10.0.14393.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
153 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.10586.0
Microsoft Windows Operating System
v. 10.0.10586.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
182 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.10586.0
Microsoft Windows Operating System
v. 10.0.10586.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
147 Kb
64bit
Windows 10
L2SecHC.dll
v. 10.0.10240.16384
Microsoft Windows Operating System
v. 10.0.10240.16384
English (U.S.)Layer 2 Security Diagnostics Helper Classes
182 Kb
32bit
Windows 10
L2SecHC.dll
v. 10.0.10240.16384
Microsoft Windows Operating System
v. 10.0.10240.16384
English (U.S.)Layer 2 Security Diagnostics Helper Classes
147 Kb
64bit
Windows 8.1
L2SecHC.dll
v. 6.3.9600.17415
Microsoft Windows Operating System
v. 6.3.9600.17415
English (U.S.)Layer 2 Security Diagnostics Helper Classes
183 Kb
32bit
Windows 8.1
L2SecHC.dll
v. 6.3.9600.17415
Microsoft Windows Operating System
v. 6.3.9600.17415
English (U.S.)Layer 2 Security Diagnostics Helper Classes
148 Kb
64bit
Windows 8.1
L2SecHC.dll
v. 6.3.9600.16384
Microsoft Windows Operating System
v. 6.3.9600.16384
English (U.S.)Layer 2 Security Diagnostics Helper Classes
179 Kb
32bit
Windows 8.1
L2SecHC.dll
v. 6.3.9600.16384
Microsoft Windows Operating System
v. 6.3.9600.16384
English (U.S.)Layer 2 Security Diagnostics Helper Classes
147 Kb
64bit
Windows 8
L2SecHC.dll
v. 6.2.9200.16384
Microsoft Windows Operating System
v. 6.2.9200.16384
English (U.S.)Layer 2 Security Diagnostics Helper Classes
180 Kb
32bit
Windows 8
L2SecHC.dll
v. 6.2.9200.16384
Microsoft Windows Operating System
v. 6.2.9200.16384
English (U.S.)Layer 2 Security Diagnostics Helper Classes
145 Kb
64bit
Windows 8
L2SecHC.dll
v. 6.2.8400.0
Microsoft Windows Operating System
v. 6.2.8400.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
180 Kb
32bit
Windows 8
L2SecHC.dll
v. 6.2.8400.0
Microsoft Windows Operating System
v. 6.2.8400.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
145 Kb
64bit
Windows 7
L2SecHC.dll
v. 6.1.7600.16385
Microsoft Windows Operating System
v. 6.1.7600.16385
English (U.S.)Layer 2 Security Diagnostics Helper Classes
187 Kb
32bit
Windows 7
L2SecHC.dll
v. 6.1.7600.16385
Microsoft Windows Operating System
v. 6.1.7600.16385
English (U.S.)Layer 2 Security Diagnostics Helper Classes
176 Kb
32bit
Windows 7
L2SecHC.dll
v. 6.1.7600.16384
Microsoft Windows Operating System
v. 6.1.7600.16384
English (U.S.)Layer 2 Security Diagnostics Helper Classes
176 Kb
32bit
Windows 7
L2SecHC.dll
v. 6.1.7077.0
Microsoft Windows Operating System
v. 6.1.7077.0
English (U.S.)Layer 2 Security Diagnostics Helper Classes
176 Kb
32bit
Windows Vista
L2SecHC.dll
v. 6.0.6002.22170
Microsoft Windows Operating System
v. 6.0.6002.22170
English (U.S.)Layer 2 Security Diagnostics Helper Classes
125 Kb
32bit
Windows Vista
L2SecHC.dll
v. 6.0.6002.18064
Microsoft Windows Operating System
v. 6.0.6002.18064
English (U.S.)Layer 2 Security Diagnostics Helper Classes
125 Kb
32bit
Windows Vista
L2SecHC.dll
v. 6.0.6001.22468
Microsoft Windows Operating System
v. 6.0.6001.22468
English (U.S.)Layer 2 Security Diagnostics Helper Classes
125 Kb
64bit
Windows Vista
L2SecHC.dll
v. 6.0.6001.18288
Microsoft Windows Operating System
v. 6.0.6001.18288
English (U.S.)Layer 2 Security Diagnostics Helper Classes
154 Kb
32bit
Windows Vista
L2SecHC.dll
v. 6.0.6001.18288
Microsoft Windows Operating System
v. 6.0.6001.18288
English (U.S.)Layer 2 Security Diagnostics Helper Classes
125 Kb
32bit
Windows Vista
L2SecHC.dll
v. 6.0.6001.18000
Microsoft Windows Operating System
v. 6.0.6001.18000
English (U.S.)Layer 2 Security Diagnostics Helper Classes
124 Kb
32bit
Windows Vista
L2SecHC.dll
v. 6.0.6000.21082
Microsoft Windows Operating System
v. 6.0.6000.21082
English (U.S.)Layer 2 Security Diagnostics Helper Classes
122 Kb
32bit
Windows Vista
L2SecHC.dll
v. 6.0.6000.16884
Microsoft Windows Operating System
v. 6.0.6000.16884
English (U.S.)Layer 2 Security Diagnostics Helper Classes
121 Kb

DLL-Helper will detect, download and fix dll-file errors.

L2SecHC.dll errors

L2SecHC.dll errors occur for several reasons, for example, the file may be corrupted, deleted, or not found on the computer. Common library errors:

  • An error occurred while starting the L2SecHC.dll: the specified module was not found.
  • The file is not intended or incompatible with the Windows version.
  • Missing L2SecHC.dll, try reinstalling the program.
  • Module or library not found on computer.
  • L2SecHC.dll returned error code.

To fix L2SecHC.dll errors, download the file and reinstall it in the Windows system folder. In some cases, the file must be in the folder with the game or program. For detailed instructions on how to install the DLL and other libraries, see "Help" section.

×
Run the program's installation.
After downloading, click on the downloaded file.
Click «Run» in the window that opens.