How to install the extension

1. Backup your store's database and web directory.
2. Login to the SSH console of your server and navigate to the root directory of the Magento 2 store.
3. Copy the installation instructions from the page My Downloadable Products to the SSH console and press ENTER.
4. Run command php -f bin/magento module:enable Mirasvit_Core Mirasvit_Search Mirasvit_SearchMysql Mirasvit_SearchSphinx Mirasvit_SearchAutocomplete Mirasvit_Misspell to enable the extension.
5. Run command php -f bin/magento setup:upgrade to install the extension.
6. Run command php -f bin/magento cache:clean to clean the cache.

7. Deploy static view files

   rm -rf pub/static/*; rm -rf var/view_preprocessed/*; php -f bin/magento setup:static-content:deploy

8. Run search spell-correction reindex

   php -f bin/magento indexer:reindex mst_misspell

9. Go to System → Search Indexes, configure Product index and run the reindex for it.