Hobelex is a spelling and lexical checker, a tool to write without misspellings that checks for the proper use of updated vocabulary in Basque.
1) Close all MS Office programs (Outlook, Word, Excel, etc.) before running the installation.
2) Uninstalling an earlier version of Hobelex isn’t necessary for updating or reinstalling Hobelex. Just run again the installation, and the new version will be installed automatically.