Safe
Free

AppointmentApis.dll

x86 Windows System
Verified

This is a Core Windows System File

AppointmentApis.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
AppointmentApis.dll
Size
642.5 KB
Version
10.0.20348
Architecture
x86
Source
Windows system
Part of
Windows System

Hash Verification

4fd3922e21726ec9236f8adf51ccf1d03d307fa033a122a47984ed327dfb5617
0668c8ba812a3b23c3605b7300e3a500
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

642.5 KB | x86

4,004 downloads

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

Official Microsoft source

Malware scanned

SHA-256 verified