docs(common): update intro docs to mention trial watermark and banner (#1838)

* docs(common): update intro docs to mention trial watermark and banner

* Update introduction.md

Co-authored-by: Iva Stefanova Koevska-Atanasova <[email protected]>

* Update introduction.md

Co-authored-by: Iva Stefanova Koevska-Atanasova <[email protected]>

* Update upgrade/overview.md

Co-authored-by: Iva Stefanova Koevska-Atanasova <[email protected]>

* chore(common): address feedback

* chore(common):final fixes

---------

Co-authored-by: Iva Stefanova Koevska-Atanasova <[email protected]>

Author: ntacheva

introduction.md

@@ -63,7 +63,9 @@ Use [our feedback portal](https://feedback.telerik.com/blazor) to tell us which
 
 ## Trial Version and Commercial License
 
-UI for Blazor is a commercial UI library. You are welcome to explore its full functionality and get technical support from the team when you register for a free 30-day trial. To use it commercially, you need to <a href="https://www.telerik.com/purchase/blazor-ui" target="_blank">purchase a license</a>. Feel free to review the Telerik UI for Blazor <a href="https://www.telerik.com/purchase/license-agreement/blazor-ui" target="_blank">License Agreement</a> to get acquainted with the full terms of use.
+UI for Blazor is a commercial UI library. You are welcome to explore its full functionality and get technical support from the team when you register for a free 30-day trial. While using the trial package, a watermark and banner will appear over the rendered components.
+
+To use UI for Blazor commercially, you need to <a href="https://www.telerik.com/purchase/blazor-ui" target="_blank">purchase a license</a>. Feel free to review the Telerik UI for Blazor <a href="https://www.telerik.com/purchase/license-agreement/blazor-ui" target="_blank">License Agreement</a> and get acquainted with the full terms of use.
 
 
 ## Support Options

upgrade/overview.md

@@ -101,12 +101,14 @@ The Trial version of our assembly has the `Telerik.Blazor Trial version` Title.
 
 The most common problem you will encounter when upgrading is wrong references to our JS Interop file. You can read more about fixing them in the [Troubleshoot JavaScript Errors]({%slug troubleshooting-js-errors%}) article.
 
-## I Still See the Trial Message
+## I Still See the Trial Watermark and Banner
 
-If you have a license, but you still see the trial message, especially after publishing an app to a staging or live server, the `Telerik.Blazor.dll` assembly that the build used is still the trial one.
+While using a trial license, a watermark will be rendered over the components and you will see a banner with the following message:
 
 > Thank you for using the Trial Version of Telerik UI for Blazor to build more powerful applications faster. Purchase the Commercial Version now to get access to all product updates and the Telerik expert support.
 
+If you have a commercial license, but you still see the trial watermark and banner, especially after publishing an app to a staging or live server, your build has used the trial `Telerik.Blazor.dll` assembly.
+
 The most common reason for the problem is that the framework decides to incorrectly copy a trial version of our assembly into the `dist` folder of the app, even though it puts the correct licensed version at the root of the publish folder. This seems like a problem in the build process of the framework, and hopefully it will get fixed in future versions.
 
 To fix this in the meantime, try the following process (you can try a new test build after each step where you make a change):
@@ -123,6 +125,8 @@ To fix this in the meantime, try the following process (you can try a new test b
 
 1. Delete the `bin` and `obj` folders where packages and assemblies may be cached.
 
+1. Re-build your project.
+
 
 ## See Also