Add a setting to avoid existing accounts are changed when creating system accounts
>>> [!note] Migrated issue
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Reported by: [avpaderno](https://www.drupal.org/user/55077)
Related to !21
>>>
<h3 id="summary-problem-motivation">Problem/Motivation</h3>
<p>In some cases, it is preferable that existing accounts are not changed, when creating system accounts. The module should have a setting that avoids the module change the existing accounts.</p>
<h3 id="summary-proposed-resolution">Proposed resolution</h3>
<p>Add a setting for avoiding existing accounts are changed when creating a system account; its default value should not allow changing existing accounts.<br>
The system account manager must then be changed to respect that setting.</p>
issue