If your outlook email are missing and not find, but it’s important for you, You can take the following steps to restore outlook email data.
To repair. Pst file
   1. In the “Start” menu, click “Run.”
   2. In the “Open” box, enter the drive: Program FilesCommon FilesSystemMapiLocaleIDscanpst.exe which the Regional Settings LocaleID identifier (LCID), for the Microsoft Office installation. For example, the English (U.S.) version of the LCID is 1033. The LCID list, please see the Microsoft Office help.
   3. Usually in the windows 2000 and windows xp system, to repair the pst folder, do the following steps:
   In the “Start” menu, click “Run.”
   In the “Open” box, enter the C: Program FilesCommon FilesSystemMapi2052SCANPST.exe
   Re-enter the next level directory, you will find SCANPST.exe program, start the repair process-related operations can be carried out.
   If you are can not find this program on your computer, please click here to download for you that we have prepared this program package, extract directly after the implementation of the directory can repair the file SCANPST.exe and SCANOST.EXE
   4. Click “OK.”
   5. In the “Enter the name of the file you want to scan” box, enter the above error message in the given path and file name.
   Note that you may not be able to use the “Browse” button to locate the file because it is located in a hidden folder.
   6. To change the scanning process recorded in the wrong option, click “Options.” If you choose “Replace the log,” or “attached to the log,” log files will be saved with the. Pst files in the same directory.
   7. Click “Start.”
   8. When the file scan is complete, select “Repair the backup will be scanned before the file” check box.
   9. Click “repair.”
   If the file repair is successful, you will see the “Repair complete” message. If the Inbox Repair Tool can not repair the file, you need to use the file backup.
To backup files for the new master file
   1. Start Outlook.
   2. In the “File” menu, click “Data File Management.”
   3. Select damaged. Pst file, and then click “Remove.”
   4. Click the “Add”, select “Personal Folder File (. Pst)”, click “OK” and then select you want to use the new master file. Pst file.
   5. Click “OK.”
    Points do not rely solely on the Inbox Repair Tool to repair faults. The establishment of a regular backup. Pst file system is an important measure to prevent data loss. There are several ways to backup files, including copy it to another location, the backup all the files in your computer, or by using the Personal Folders Backup utility, the program is available from the “Office Tools on the Web site” to obtain.
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Repair offline folder file (. Ost)
   If you encounter the following conditions, you may need to scan and repair your. Ost files:
   * Large number of conflicts encountered items.
   * Offline, you can not open a specific Outlook item.
   * Receive unexpected synchronization error information (such as “delete item” folder in the sync log below).
   * Receive the following message:
    Can not expand the folder. Open the folder can not be set. In the file drive: Documents and SettingsuserLocal SettingsApplication DataMicrosoftOutlookOutlook.ost may detect an error. Quit all mail enabled applications, and then use the Inbox Repair Tool.
   Note that the information specified in file path may be the computer’s operating system and different.
   In addition, you may be able to open. Ost files in the folder, but it has been synchronized error message. This phenomenon occurs in a single e-mail is damaged, while the synchronization can not be correct circumstances. You can use the OST e-mail integration tools to repair damaged or remove these messages, which can be successfully synchronized.
   Points if the OST integration tools can not be opened. Ost file, you may need to run scanpst.exe (Please refer to the first step).
To scan and repair. Ost files
   1. Close Outlook.
   2. In the “Start” menu, click “Run.”
   3. In the “Open” box, enter the drive: Program FilesCommon FilesSystemMapiLocaleIDscanost.exe
   Where, LocaleID is used to install Microsoft Office, Regional Settings identifier (LCID). For example, the English (U.S.) version of the LCID is 1033. The LCID list, please see the Microsoft Office help.
   4. Click “OK.”
   5. Click “Scan All Folders” or “Select the folder you want to scan.” If you click “Scan All Folders”, then scanning process may take a few minutes.
   6. Select “Repair the error” check box.
   7. Click “Start Scan.”
   Scan and repair process of the implementation details of the operation as an e-mail stored in Outlook “Deleted Items” folder, with the theme “OST Integrity Check.”
   If you can not repair offline folder file, you can disable it and create a file.
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Disable. Ost file and create a new file
   1. In the “Tools” menu, click “Email Account”, click “View or change existing e-mail accounts” and then click “Next.”
   2. In the list, click “Microsoft Exchange Server”, and then click “Change.”
   3. Click the “Other Settings.”
   4. Click the “Advanced” tab, and then click “Offline Folder File Settings.”
   5. Click “prohibit the use of offline functionality.”
   6. In the “File” box, enter the new. Ost file you want to use. The default file name is outlook.ost. If the file name already exists, the system will prompt you to enter a new file name. Add the installation disk to install tools. Can find this tool.
