YouTube’s native moderation settings should be the first layer of any creator’s spam defense. The right choice depends on how much risk, volume, and review capacity your channel has—not on finding one universally “best” setting.
The four comment moderation levels
| Setting | What it does | Useful when | Tradeoff |
|---|---|---|---|
| None | Does not hold comments through this moderation setting. | A small, closely watched conversation has very low abuse. | More unwanted comments can become public immediately. |
| Basic | Holds comments YouTube identifies as potentially inappropriate. | You want a balanced default with a manageable review queue. | Automated classification can still be wrong. |
| Strict | Holds a broader range of potentially inappropriate comments. | Your channel has recurring abuse or a high-risk new upload. | More genuine comments may require manual approval. |
| Hold all | Keeps every new comment from public view until approval. | You need maximum control during a sensitive event. | Every legitimate comment waits for a moderator. |
YouTube states that Basic and Strict use AI and may not always get the decision right. Review remains important, particularly when your audience uses niche terminology that can resemble financial, technical, gaming, or giveaway spam.
How the Held queue works
YouTube Studio combines comments held by your settings with comments automatically identified as likely spam. Held comments are not publicly visible unless you approve them, and YouTube says they can remain available for review for up to 60 days.
From the Held view, a creator can approve, remove, report, or hide the author. Because a held comment has not been permanently discarded, holding is the safest first response when the evidence is incomplete.
Blocked words and phrases
Comments containing or closely matching blocked words may be held for review. Blocked words apply across the channel rather than to one individual video. They can be effective for persistent contact details, domains, or exact campaign phrases.
They are less reliable as a broad definition of spam. A legitimate fan can ask about a “mentor,” warn others about a “WhatsApp scam,” or discuss a crypto ticker mentioned in the video. Prefer precise, observed phrases and periodically review what the rule catches.
Holding comments with links
YouTube can hold comments containing URLs for review. Links from the channel owner, moderators, and approved users are exceptions. This is useful for phishing, fake support, recovery-service, and off-platform diversion attempts, but it can also catch relevant sources shared by viewers.
Approved users
Comments from approved users are automatically published and bypass blocked links, blocked words, and potentially inappropriate-content filters. Reserve approval for accounts you actually trust. A familiar display name is not enough: impersonators can copy names and profile images.
Hidden users
Hiding a user applies across your channel. YouTube says comments from hidden users do not appear on your videos and cannot be reviewed in YouTube Studio. Hidden users also cannot create clips from your videos and live streams.
Limiting who can comment
On individual videos, YouTube can limit commenting to subscribers and members and require a minimum subscription period. This can slow disposable accounts during a targeted incident, but it also raises the barrier for genuine first-time viewers. It is not available as a channel-level default in the same way as the other controls.
A practical starting configuration
Basic + focused rules
Use Basic moderation, hold links when relevant, and keep blocked phrases precise.
Strict + active review
Use Strict moderation and check the Held queue frequently enough to rescue genuine comments.
Hold all or pause
Temporarily maximize containment while you investigate the accounts and repeated scripts.
Reduce friction again
Remove overbroad blocked terms and restore the least restrictive setting your channel can safely support.
What a campaign-level tool adds
Native settings are essential, but creators can still face plausible comments spread across rotating accounts. Simple Spam adds an explainable investigation layer: fuzzy script variants, repeated promotion, timing, video context, and staged reply roles can be reviewed together.
Assist mode makes no automatic YouTube changes. It is designed for calibrating the detector against your channel before you consider Protect. It complements YouTube Studio; it does not replace YouTube’s policies, reporting system, or creator responsibility.