diff --git a/README.md b/README.md
index c65ce7a..ef896b7 100644
--- a/README.md
+++ b/README.md
@@ -194,7 +194,7 @@ Special thanks to these rockstars:
 * **BrowserStack** for browser testing sponsorship:
 
 <a href="https://www.browserstack.com/" target="_blank">
-<img src="https://www.browserstack.com/images/layout/browserstack-logo-600x315.png" width="300">
+<img src="https://github.com/user-attachments/assets/c50e8274-4c6a-4a2e-98f5-a54034121d6c" width="300">
 </a>
 
 * **Sentry** for error monitoring sponsorship:
@@ -214,10 +214,10 @@ Special thanks to these rockstars:
 * Thanks to TechCycle for this [demo video](https://www.youtube.com/watch?v=R_Dbu0BSjus).
 * Thanks to the @Mozilla community for discussing privacy issues. Some users even reported that nothing private is even working correctly with the latest version of Firefox Focus. They created an [issue](https://github.com/mozilla-mobile/focus-android/issues/900) for it.
 * [https://softwarelivre.org/](https://softwarelivre.org/piratas/blog/site-prova-que-janela-anonima-nao-e-sigilosa).
-*  Thanks **Tutanota** for sponsoring free encrypted emails for my opensource projects:
+*  Thanks [Tuta](https://tuta.com/) for sponsoring free encrypted emails for my opensource projects:
 
- <a href="https://tutanota.com" target="_blank">
- <img alt="tutanota.com" src="https://user-images.githubusercontent.com/8397274/265096374-09faa63f-6847-4133-b409-5f7dc9ed1d59.png" width="300">
+ <a href="https://tuta.com/" target="_blank">
+ <img alt="tutanota.com" src="https://github.com/user-attachments/assets/2b4e0090-1093-4a95-bd34-13ea9561ca18" width="300">
  </a>
 
 ## Having trouble?
diff --git a/robots.txt b/robots.txt
new file mode 100644
index 0000000..eb05362
--- /dev/null
+++ b/robots.txt
@@ -0,0 +1,2 @@
+User-agent: *
+Disallow: