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SQL Server Reporting Services
A SQL Server technology that supports the creation, management, and delivery of both traditional, paper-oriented reports and interactive, web-based reports.
3,063 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(128, 8%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Hi @Zolotoy
I don't know much about C#, you can check out this documentation for SSRS exporting to HTML: Rendering to HTML (Report Builder and SSRS).
Regarding the HTML file extension, I found this link for you: https://www.scaler.com/topics/what-is-the-extension-of-html-file/.
If my answer is helpful to you, click "accept answer".
Best regards,
Aniya