# Browser Preview not working

**URL:** <https://forums.realmacsoftware.com/t/browser-preview-not-working/53737>\
**Category:** RapidWeaver Classic\
**Created:** [January 20, 2026, 10:04am UTC](https://forums.realmacsoftware.com/t/browser-preview-not-working/53737 "2026-01-20T10:04:34Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![oldgustav](https://dub1.discourse-cdn.com/flex005/user_avatar/forums.realmacsoftware.com/oldgustav/32/2477_2.png) [@oldgustav](https://forums.realmacsoftware.com/u/oldgustav)\
**Post date:** [January 20, 2026, 10:04am UTC](https://forums.realmacsoftware.com/t/browser-preview-not-working/53737/1 "2026-01-20T10:04:34Z")

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When I click Preview or do a Command P, I get a ‘Failed to open page’ message in the Safari and this:

 ![Screenshot 2026-01-20 at 10.02.08 am](https://europe1.discourse-cdn.com/flex005/uploads/realmacsoftware1/original/3X/4/8/4845ad8fdd5a37f380afbaee68f250a3176b4263.png)

Note the suffix in the url. This is on the iMac installation. On the MacBook the same project file previews in the Safari perfectly. Any ideas? TIA.

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**Author:** ![dan](https://dub1.discourse-cdn.com/flex005/user_avatar/forums.realmacsoftware.com/dan/32/28516_2.png) [@dan](https://forums.realmacsoftware.com/u/dan)\
**Post date:** [January 20, 2026, 11:17am UTC](https://forums.realmacsoftware.com/t/browser-preview-not-working/53737/2 "2026-01-20T11:17:38Z")

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Does it help if you switch off this option off in Safari:

 ![17413b58215137cbee28cfdf27a84095411a17a4_2_1380x348](https://europe1.discourse-cdn.com/flex005/uploads/realmacsoftware1/original/3X/e/2/e26421d1d84450358bdacd6f937ccf0be4729357.jpeg)

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<div class="post-metadata">

**Author:** ![oldgustav](https://dub1.discourse-cdn.com/flex005/user_avatar/forums.realmacsoftware.com/oldgustav/32/2477_2.png) [@oldgustav](https://forums.realmacsoftware.com/u/oldgustav)\
**Post date:** [January 20, 2026, 2:10pm UTC](https://forums.realmacsoftware.com/t/browser-preview-not-working/53737/3 "2026-01-20T14:10:30Z")

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Dan, thank you! Sorted!
