Instagram is a great place to share photos, watch stories, and stay connected. However, there are times when you may not want certain people to view your profile or contact you. Whether it is unwanted messages, spam, or simply a need for personal space, Instagram gives you tools to control who can interact with you.

In this guide, you’ll learn exactly how to block and unblock someone on Instagram, what happens when you do, and how to manage your privacy in a simple, stress-free way.

What Happens When You Block Someone on Instagram?

When you block someone on Instagram, several things happen instantly.

Once blocked, they can’t search for your account or see your posts or stories, even if they are logged out. To them, it’s almost like your account doesn’t exist.
Their likes and comments will disappear from your posts. However, they can still see your likes and comments on public posts or accounts they follow.
They cannot send new messages, and you cannot message them either. Blocking does not automatically delete chat history on your side. Your previous conversation in DMs stays in your inbox.
If you’re in a group chat with a blocked user, you can choose to stay or leave. If you stay, both you and the blocked person will be able to view each other’s messages in the group.
They can’t tag or mention you anymore. Existing tags may remain unless you remove them manually.
If you create a room after blocking someone, they won’t be able to join it.

Instagram does not send a notification when you block someone. Also, Instagram may block their current and future accounts linked to the same person.

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How to Block Someone on Instagram (iPhone and Android)

You can block someone in several ways on both iPhone and Android. Here are four methods to block a user on Instagram without them knowing.

From Someone’s Profile

This is the most common method.

Open Instagram and tap the search button to find the person.
Tap the username to visit their profile.
Tap the three-dot menu in the top-right corner.
Select Block and confirm your choice by tapping Block on the pop-up. You can also choose Block and report if the account is spamming.

Via Direct Messages (DM)

You can also block someone directly from your chat.

Open your Instagram inbox from the bottom menu.
Tap the chat of that person.
Tap their name at the top.
Select Options and choose Block.
Tap Block again to confirm.

From a Comment on Your Post

If someone leaves an unwanted comment, you can block them immediately.

Tap your profile photo in the bottom menu and open a post.
Go to the comment section.
Press and hold the comment of the person you want to block.
Select Block from the dropdown menu and confirm.

How to Unblock Someone on Instagram

Changed your mind? Here’s how to reverse it on iPhone and Android.

From the Blocked Accounts List

Go to your profile.
Tap the menu (☰) and open Settings.
Scroll down and select Blocked.
You’ll see your list of blocked accounts. Find the account you want to unblock.
Tap Unblock beside the account.
Confirm your choice.

Directly From Their Profile

If you remember their username and can find their profile:

Tap the search button in the bottom menu bar.
Open the profile.
Tap the Unblock button under their bio.
Tap Unblock again in the dialog box to confirm.

What Happens After You Unblock Someone on Instagram?

When you unblock someone, most restrictions are lifted. However, there are a few important details to keep in mind.

Instagram does not notify users when you unblock them.
Your old chat thread remains if it wasn’t deleted. However, any messages they tried to send while blocked will not be delivered.
You must manually follow each other again. If your account is private, they’ll need to send a follow request.
Instagram may require you to wait up to 48 hours before blocking the same person again.

Block vs Restrict vs Mute on Instagram: Key Differences Explained

Blocking isn’t always necessary. Instagram offers softer options to improve your experience.

Here’s a simple comparison:

Feature	Block	Restrict	Mute
Can see your profile	No	Yes	Yes
Can message you	No	Limited	Yes
Comments publicly visible	No	Only if you approve	Yes
Notified?	No	No	No
Best for	Harassment	Quiet control	Reducing feed clutter

When to Use Each Option

Block: For harassment, stalking, or spam.
Restrict: For acquaintances you want to limit quietly.
Mute: For friends who post too often.

If you’re dealing with serious harassment, blocking is usually the safest option. You can also limit comments to followers and filter offensive comments automatically.

Make Your Instagram Experience Better by Blocking

Blocking someone on Instagram is simple and completely private. It’s designed to help you feel safe and in control of your online space. There are also softer alternatives like mute and restrict if blocking feels too extreme.

Use the Block feature wisely. Social media should support your well-being, not harm it.

FAQs

Can someone know if I have blocked them on Instagram?

Instagram does not send a notification, but they may realize it if they can’t find your profile.

Can you see who blocked you on Instagram?

Instagram does not provide a list of users who have blocked you.

What happens if I block someone who follows me?

They will automatically be removed as a follower.

Can a blocked person still see my public profile?

Not while logged into the blocked account.

Does blocking someone delete DMs on both sides?

No. Messages remain unless they are manually deleted.