Safe
Free

AppointmentActivation.dll

x86 Windows System
Verified

This is a Core Windows System File

AppointmentActivation.dll is a critical Windows component. If it's missing or corrupted, you should repair Windows rather than replace the file manually.

Recommended: Run System File Checker

sfc /scannow

Open Command Prompt as Administrator and run this command.

Why You Shouldn't Just Download the DLL

  • DLLs depend on other DLLs - copying one file won't fix the chain
  • Runtime packages register components in Windows correctly
  • Version mismatches can cause more problems
  • The official installer handles all of this automatically

Compatibility

Windows Server 2022 Windows Server 2019 Windows Server 2016

File Details

Name
AppointmentActivation.dll
Size
116 KB
Version
10.0.20348
Architecture
x86
Source
Windows system
Part of
Windows System

Hash Verification

0800cf0e680f4b44d358d44a57b332c7767f95c29b6cc541fe7293d74813b5f1
3be490b354191315571d5e9b3bec148f
ADVANCED

Manual DLL Download

Only if installer doesn't work

This is a last resort. Try the official installer first.
Download ZIP

116 KB | x86

4,489 downloads

Manual Installation Steps
  1. 1 Extract the ZIP file
  2. 2 Copy to C:/Windows/SysWOW64/
  3. 3 If needed: regsvr32 AppointmentActivation.dll

Official Microsoft source

Malware scanned

SHA-256 verified