To recover a corrupt file in InPage Basic for Windows, you can try the following solutions:
1. Make sure you have a backup of your file before attempting any recovery.
2. Open InPage and go to File > Open.
3. Browse to the location where the corrupt file is stored.
4. Change the file type filter to "All Files" (instead of InPage files only).
5. Locate and select the corrupt file, then click Open.
6. InPage may prompt you with a dialogue box offering to recover the file.
7. If prompted, choose the option to recover the file and see if it opens successfully.
8. If the above steps don't work, you can try using a file recovery software that specializes in repairing corrupt files.
Note: It is always recommended to regularly backup your files to prevent data loss in case of corruption.