<div class="alert alert-warning">
This document covers an outdated version of Lock - version 9. We recommend using the latest version of the library. To do so select v10 at the dropdown. If you are already using v9 but interested in upgrading, take a look at the <a href="/libraries/lock/v10/migration-guide">Lock 9 to Lock 10 migration guide</a>.
</div>

<div class="alert alert-warning version-alert">
This document covers an outdated version of Lock. We recommend you to <a href="/libraries/lock/v10/migration-guide">upgrade to v10</a>.
</div>

Change copy of lock 9 version
Change copy of lock 9 version
