If you're worried about them seeing you in the meantime, temporarily change your Profile Viewing Options to "Private Mode" (Anonymous).
If you unblock someone, you will not be allowed to block that same person again for .
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If the user is harassing you, and the 48-hour wait is unacceptable due to the risk, you should Report the User to LinkedIn. Reporting often triggers a faster review of the user’s actions, which may result in a block by the platform itself, bypassing the 48-hour user-side wait. Conclusion If you're worried about them seeing you in
You'll have to wait 48 hours before re-blocking the same member after unblocking. What happens when you block someone on LinkedIn? - MyFeedIn
If 48 hours have passed and you still cannot find the block button on a user's profile, it is likely due to one of LinkedIn's alternative group or account restrictions: Block a member - overview | LinkedIn Help
If you visit their profile while they are unblocked, you will appear in their "Who's Viewed Your Profile" section (unless you browse in private mode). This link or copies made by others cannot be deleted
LinkedIn is the professional internet’s version of a high-stakes networking gala. Sometimes, you invite someone in, realize they are spamming your feed or lurking on your profile, and decide to block them.
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The primary reason you cannot immediately re-block someone on LinkedIn after unblocking them is the platform's . This "cooling off" period is a built-in security and anti-abuse measure designed to prevent users from toggling blocks to harass others or manipulate profile visibility. Key Rules for Re-Blocking Try again later
By requiring a full 48 hours to pass, LinkedIn strips away the anonymity of this behavior. During this window, your profile is completely visible to them based on your standard privacy settings, and your actions (like profile visits) can register on their dashboard if they have premium tracking tools. Alternative Reasons You Can't Block a Member
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You cannot block someone who has already hibernated or closed their account, or if they have already blocked you.