Should I block it?

No, this file is 100% safe to run.

Additional versions

2,2,35,002	12.50%
2,2,30,042	25.00%
2,2,28,007	12.50%
2,2,26,012	37.50%
2,2,22,002	12.50%

Relationships

PE file structure

Show functions

Import table

kernel32.dll

SetStdHandle, SetEnvironmentVariableA, CompareStringW, CompareStringA, GetLocaleInfoA, WriteConsoleA, GetStringTypeA, GetConsoleMode, GetConsoleCP, InitializeCriticalSection, VirtualAlloc, HeapReAlloc, RtlUnwind, GetConsoleOutputCP, WriteConsoleW, LoadLibraryA, GetCurrentProcess, GetLocalTime, CreateFileA, GetFileSize, SetFilePointer, OutputDebugStringA, WriteFile, FlushFileBuffers, CloseHandle, GetLastError, GetModuleHandleA, GetProcAddress, GetVersionExA, GetStringTypeW, LCMapStringW, MultiByteToWideChar, GetCurrentThreadId, GetCommandLineA, HeapFree, HeapAlloc, GetProcessHeap, GetCurrentProcessId, TerminateProcess, UnhandledExceptionFilter, SetUnhandledExceptionFilter, IsDebuggerPresent, TlsGetValue, TlsAlloc, TlsSetValue, TlsFree, InterlockedIncrement, SetLastError, InterlockedDecrement, Sleep, HeapSize, ExitProcess, SetHandleCount, GetStdHandle, GetFileType, GetStartupInfoA, DeleteCriticalSection, GetModuleFileNameA, FreeEnvironmentStringsA, GetEnvironmentStrings, FreeEnvironmentStringsW, WideCharToMultiByte, GetEnvironmentStringsW, HeapDestroy, HeapCreate, VirtualFree, QueryPerformanceCounter, GetTickCount, GetSystemTimeAsFileTime, EnterCriticalSection, LeaveCriticalSection, GetCPInfo, GetACP, GetOEMCP, IsValidCodePage, LCMapStringA

Export table

GetCardInfo

GetDriverInfo

GetI2CDelay

I2CDeviceIoControl

ReCalibrateDelay

RescanBus

ReSetI2CDelay

RestoreI2CDelay

null.dll

null Dynamic Link Library by Portrait Displays (Signed)

Remove null.dll

Version:	2,2,22,002
MD5:	ac9fd02268e26e78754618ef197f4d2b
SHA1:	d18a23b2ca00d0212989c60ed83d555ef2ea2aa0

Overview

null.dll is loaded as dynamic link library that runs in the context of a process. This is typically installed with the program SDK published by Portrait Displays, Inc.. The file is digitally signed by Portrait Displays which was issued by the VeriSign certificate authority (CA).

Details

File name:	null.dll
Publisher:	Portrait Displays, Inc.
Product name:	null Dynamic Link Library
Typical file path:	C:\Program Files\common files\portrait displays\drivers\null.dll
File version:	2,2,22,002
Size:	98.61 KB (100,976 bytes)
Certificate
Issued to:	Portrait Displays
Authority (CA):	VeriSign
Digital DNA
PE subsystem:	Windows GUI
File packed:	No
.NET CLR:	No

More details

Programs

The following program will install this file

SDK

Portrait Displays, Inc.

9% remove

“Rotate your display to portrait orientation to enjoy the advantages of portrait viewing. Pivot can support multiple viewing orientations: portrait 90°, presentation 180°, portrait 270°, and landscape. Pivot is no longer limited to just desktop solutions, with its multi-viewing orientation capability, it is a must for tablet PCs, web pads, and slate computers. With Pivot, you can rotate the display to any orientation for the most product...”