#1. In LinkedIn, click on the 3 dots (…) icon of the post
#2. Next, you choose Embed this post
#3. Next, click Copy Code
#4. Edit the Squarespace page where you want to embed LinkedIn post > Add a Code Block
Paste the code
#5. Result
#6. On mobile, LinkedIn will overflow the screen.
#7. You can use this code to Custom CSS box to fix the problem.
@media screen and (max-width:767px) { iframe[src*="linkedin.com"] { width: 100% !important; } }
#8. Result