2026-06-19T08:30:37.0000000Zhttps://world.optimizely.com/blogs/henning-sjorbotten/Optimizely Worldhttps://blog.novacare.no/controlling-optimizely-forms-cookie-expiration/2026-06-19T07:43:39.0000000Z2026-06-19T08:30:37.0000000Zhenning.sjorbotten@novacare.no

Learn how to make Optimizely Forms cookies behave as session cookies in CMS 12+ (.NET Core) using a simple middleware - and why the official documentation won't help you get there.

https://blog.novacare.no/how-to-remove-paste-formatting-options-in-optimizely/2026-04-17T12:29:30.0000000Z2026-04-17T13:30:33.0000000Zhenning.sjorbotten@novacare.no

<p>If you&apos;ve upgraded from an older Optimizely CMS solution lately, you may have noticed a dialog popping up every time an editor pastes content from Word into the TinyMCE rich text editor:</p><figure class="kg-card kg-image-card kg-card-hascaption"><img src="https://storage.ghost.io/c/2d/94/2d9492a2-ef3a-47b8-9dc6-e463d0a0f4df/content/images/2026/04/image-1-1-1.png" class="kg-image" alt loading="lazy" width="550" height="239" /><figcaption><span style="white-space: pre-wrap;">Paste rich text to TinyMCE dialog</span></figcaption></figure><p>In CMS 11 this wasn&apos;t an issue &#x2014;</p>

https://blog.novacare.no/how-to-get-the-page-tree-back-in-optimizely/2026-04-10T11:48:00.0000000Z2026-04-10T12:30:20.0000000Zhenning.sjorbotten@novacare.no

Lost the page tree in Optimizely CMS? Here's why it happens and the non-obvious fix to get it back.

https://blog.novacare.no/building-a-better-link-validation-report-in-optimizely-cms-12/2026-03-17T13:47:47.0000000Z2026-03-17T14:30:49.0000000Zhenning.sjorbotten@novacare.no

Broken links frustrate visitors and damage SEO. I have made a custom broken links report, that makes it easier to work broken links than the built-in one.

https://blog.novacare.no/optimizely-12-with-strange-attitude-afte/2026-02-10T16:20:57.0000000Z2026-02-10T16:30:15.0000000Zhenning.sjorbotten@novacare.no

After upgrading from Optimizely CMS 11 to CMS 12, content type changes stopped working due to an assembly version mismatch. This post explains the cause and the simple fix.

https://blog.novacare.no/avoid-scandinavian-letters-in-file-names-in-optimizely-cms/2025-06-19T10:51:44.0000000Z2025-06-19T13:00:36.0000000Zhenning.sjorbotten@novacare.no

Discover how Scandinavian letters in file names can break media in Optimizely CMS—and learn a simple code fix to automatically sanitize uploads for flawless performance.

https://blog.novacare.no/how-to-properly-enable-special-characters-in-your-optimizely-solution/2025-01-16T10:47:02.0000000Z2025-06-19T13:00:37.0000000Zhenning.sjorbotten@novacare.no

Allowing special characters such as ‘æ’, ‘ø’, and ‘å’ in your Optimizely solution is simple. Just dont follow the article from Optimizely blindly.

https://blog.novacare.no/running-a-multisite-solution-on-localhost-in-visual-studio/2024-08-16T12:31:28.0000000Z2024-08-16T13:00:40.0000000Zhenning.sjorbotten@novacare.no

Running a multisite solution on localhost through Visual Studio is quite easy to set up. A small Visual Studio config file needs a small touch and everything is ready.

https://blog.novacare.no/how-to-fix-scheduled-job-remove-abandoned-blobs/2023-09-26T11:08:35.0000000Z2023-09-26T11:30:42.0000000Zhenning.sjorbotten@novacare.no

Optimizely inlcudes a job named 'Remove Abandoned BLOBs'. This post will help you fix it if it's no longer working.

https://blog.novacare.no/auto-suggestions-for-properties-in-optimizely-cms/2023-04-11T09:14:21.0000000Z2023-04-11T09:30:50.0000000Zhenning.sjorbotten@novacare.no

Optimizely contains a great built-in auto suggestion functionality for string properties. Here is how you use it.

https://blog.novacare.no/404-on-all-subpages-after-upgrading-optimizely-to-11-latest/2022-09-16T05:24:00.0000000Z2022-09-16T05:31:46.0000000Zhenning.sjorbotten@novacare.no

Getting a lot of 404 errors after upgrading your Optimizely CMS solution past version 11.20.11? It might be fixed within seconds!

https://blog.novacare.no/updating-optimizely-forms-how-to-avoid-custom-form-views/2022-09-12T06:52:37.0000000Z2022-09-12T07:01:07.0000000Zhenning.sjorbotten@novacare.no

<figure class="kg-card kg-image-card kg-card-hascaption"><img src="https://blog.novacare.no/content/images/2022/09/updatingforms-1.png" class="kg-image" alt loading="lazy" width="480" height="325" /><figcaption>Updating Optimizely Forms is not always problem free.</figcaption></figure><p>This is not something that most solutions have a problem with, but for some projects the custom elements you have written for Optimizely.Forms will stop showing in your views.</p><p>The reason for this is not always a bug in Optimizely.Forms,</p>

https://blog.novacare.no/how-to-make-the-p-in-xhtmlstring-go-away/2022-06-17T08:39:07.0000000Z2022-06-17T09:00:44.0000000Zhenning.sjorbotten@novacare.no

Take control over your XhtmlString fields in Optimizely CMS, this is how you can remove the <p> tag that surrounds your input. </p>

https://blog.novacare.no/how-to-make-the-xhtmlstring-p-tag-go-away/2022-06-17T08:39:07.0000000Z2022-06-27T09:00:50.0000000Zhenning.sjorbotten@novacare.no

Take control over your XhtmlString fields in Optimizely CMS, this is how you can remove the <p> tag that surrounds your input. </p>

https://blog.novacare.no/creating-episerver-admin-plugins-using-mvc/2020-09-14T09:22:20.0000000Z2020-09-14T09:31:03.0000000Zhenning.sjorbotten@novacare.no

It's long past due to forget your webforms skills. Here is a simple recipe for how to make Episerver admin tools in MVC.

https://blog.novacare.no/episerver-pagetree-symbols/2020-05-08T09:23:11.0000000Z2020-05-08T09:32:02.0000000Zhenning.sjorbotten@novacare.no

Episerver page tree gives you as an editor a lot of information, just by looking at the different symbols on the different pages. But what do they mean? Here's a quick overview of the different symbols you could encounter..

https://blog.novacare.no/forgotten-gem-in-episerver-cms-auto-translate/2019-11-25T09:27:11.0000000Z2019-11-25T11:03:06.0000000Zhenning.sjorbotten@novacare.no

Multilingual site in Episerver? Episerver and Azure can help you with your translations, and it doesn`t need to cost anything.

https://blog.novacare.no/how-to-restrict-number-of-items-in-contentarea-based-on-item-type/2019-06-28T08:23:00.0000000Z2019-06-28T09:03:13.0000000Zhenning.sjorbotten@novacare.no

Need to take more control over your ContentAreas? This ValidationAttribute will help you limit the usage of specific types inside the ContentArea.