How To Rebuild Exchange 2010 Search Index

Issue: users are complaining of emails not showing up in search and you’ve determined you need to rebuild Exchange 2010’s search index.

Steps:

1. Launch Exchange Management Shell as administrator (right click run as administrator)
2. type get-mailboxdatabase to get the names of the databases.  Copy the name of the database you’d like to rebuild.
3. browse to the scripts directory by typing the following:
   cd\
   cd “program files\microsoft\exchange server\v14\scripts”
4. Enter the following command to rebuild:
   ResetSearchIndex.ps1 “Mailbox Database 1”
   Note: specify your desired database name instead of “Mailbox Database 1”