1. VW4
2. Changelog for 4.1.5

Behavior Changes

• Compatibility w/ PHP 8.1

Bug Fixes

• Can't rollback to edits w/ too many characters
  
• VaultWiki 4 import uses source forum charset for source wiki text rather than source wiki charset [lite: no]
  
• Fatal error adding wiki-related moderator log entries for approval queue actions [in: XF >= 2.0] [since: 4.1.3]
  
• Tab-style field not changed after area switch [in: XF >= 2.0] [since: 4.1.0 Beta 3] [lite: no]
  
• Html-state field not changed after area switch [in: XF >= 2.0]
  
• RTE not disabled in template editor after area switch [in: XF >= 2.0] [lite: no]
  
• Javascript error setting wiki-page custom field after area-switch [in: XF >= 2.1] [lite: no]
  
• Area switch to HTML-enabled doesn't disable WYSIWYG
  
• Strpos on array when advanced-option BB-Code used inside template [in: XF >= 2.0] [lite: no]
  
• Database error editing pages that have been disambiguated [since: 4.1.0 RC 3] [lite: no]
  
• Fatal error uploading image types w/ Imagick >= 7 [lite: no]
  
• Authorship shown w/ empty creator/lastupdater name when that user is banned
  
• Fatal error analyzing area permissions w/ no area selected [in: XF >= 2.0]
  
• Redirect to feed synonyms after adding feed entries in bulk [since: 4.1.0 Alpha 1]
  
• Unparsed phrases in preview content [in: XF] [lite: no]
  
• Invalid redirect to URL w/ #hash [since: 4.1.1]
  
• Can't create custom permissions for wiki index alone [since: 4.1.0 Alpha 1] [lite: no]
  
• Array-to-string conversion in moderator panel [since: 4.1.0 Alpha 1]
  
• Array-to-string conversion in access mask panel [since: 4.1.0 Alpha 1]
  
• Missing line breaks in unchanged history compare parts [since: 4.1.0 Alpha 1]
  
• Lazy-loading content in AJAX previews never load [lite: no]
  
• DIV/SPAN/etc zero-value style properties stripped from output [lite: no]
  
• Custom area permission defaults show guest values [in: XF] [lite: no]
  
• Title auto-fill on create tab all lower-case when URLs forced to lowercase [since: 4.1.0 Alpha 1] [lite: no]
  
• Space characters not removed from title auto-fill on create tab [since: 4.1.0 Alpha 1]
  
• Wiki image directory default value not working for attachment icons on friendly wiki URLs [in: XF >= 2.0] [lite: no]
  
• Saving site config deletes original API key [in: XF]
  
• Database error rebuilding search index for wiki comments in post-4.1.0 RC 2 fresh install [in: vB >= 4.0] [since: 4.1.0 RC 2]

Style Tweaks

• No flag size variation for selected translation [since: 4.1.3] [lite: no]