Tap the Facebook app icon, which resembles a white "f" on a dark-blue background. This will open the News Feed if you're logged into your account. If you aren't logged into Facebook, enter your email address and password before proceeding. It's in the bottom-right corner of the screen (iPhone) or at the top of the screen (Android). A menu will appear. You'll find this near the bottom of the menu. Doing so expands the Settings & Privacy menu to display additional options. It's in the expanded menu. This opens the Settings page. It's below the "Your Facebook Information" heading in the middle of the page. This drop-down box is at the top of the screen. A menu will appear. It's in the menu. Doing so opens a list of posts that you've liked (or reacted to). Scroll through the results until you find the post from which you want to remove your like or reaction. It's to the right of the post. A drop-down menu will appear. On Android, a menu will appear at the bottom of the screen instead of dropping down. This is in the drop-down menu. Doing so removes the like from the post. If you reacted to a post, you'll instead tap Remove Reaction here.
फेसबुक ओपन करें: ☰ नीचे स्क्रॉल करें और Settings & Privacy को टैप करें: Settings स्क्रोल डाउन करें और Activity Log टैप करें: Category स्क्रोल डाउन करें और Likes and Reactions को टैप करें: जिस पोस्ट को आप अनलाइक करना चाहते हैं उसे ढूंढिए:  Unlike