Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
We value your experience with Plesk during 2025 Plesk strives to perform even better in 2026. To help us improve further, please answer a few questions about your experience with Plesk Obsidian 2025. Please take this short survey: https://survey.webpros.com/
On Plesk for Linux mod_status is disabled on upgrades to improve Apache security. This is a one-time operation that occurs during an upgrade. You can manually enable mod_status later if needed.
@AYamshanov
I can't find it either. The isn't any Strict-Transport-Security header when I debug on development envorinment. And also, I have added almost all headers as I said before and I don't add Strict-Transport-Security on the dev. It's just added in the product environment in a way I...
@AYamshanov the problem is already exact this option :) I cannot override it. When I turn on the HSTS only the time value should change.
HSTS off
HSTS on (In this case I don't want the first one)
@AYamshanov, the 2 years in the picture you attached is actually the best practice for the header. Actually, if I turn off HSTS, the duplicate one is not added, but this is not a solution for me. Because I want to change it to 2 years or at least 6 months, not the default value.
In short, if...
@AYamshanov, then the currently running version definitely already has this bug. I'm in touch with the hosting firm. I will share link of this thread with them and ask them to upgrade for plesk and SSL certification.
From https://docs.plesk.com/release-notes/obsidian/change-log link I see that...
I use a shared server hosting and the server uses Plesk for Windows 18.0.34 according the support team.
I use Let's Encrypt R3 SSL cert.
[Images removed on user request]
I don't use cloudflare or similar tunnel or something else.
I use almost 20 header for CORS.
I'm a developer and I'm...