AI Chat Handoff guide

ChatGPT Says “This Conversation Is Read-Only”? Why and How to Continue

Short answer: a read-only ChatGPT conversation can still be opened, read and copied, but it no longer accepts new messages. That happens in four different situations: the chat reached its length limit (“Chat memory full” or “maximum length”), it is a group chat that OpenAI has made read-only, it is a shared link to someone else’s chat, or a regular chat got stuck in that state unexpectedly. Only the last one is worth troubleshooting. In the other cases, we copy the context we need, or read it with Handoff, and continue in a new chat.

The chat shows “Chat memory full” with an automatic summary offer? Use the chat-memory-full guide.

Add to Chrome — freeFree Chrome extension; prepares an editable draft you review before sending.

Which read-only case is this?

OpenAI does not have one help article for the read-only state, so we identify the case from what happened just before and what kind of conversation it is.

The chat hit its length limit. If the last notice was “Chat memory full” or “You’ve reached the maximum length for this conversation”, that one conversation has run out of space. OpenAI says this is about the current conversation, not saved Memory, and the chat stays readable. People on OpenAI’s community forum describe these chats as permanently read-only, and waiting does not reopen them. We continue in a new chat, as described below and in the chat-memory-full and conversation-too-long guides.
It is a group chat. OpenAI began retiring group chats on July 9, 2026. Since then nobody can create or join one, and in the UK existing group chats are read-only; elsewhere, members can keep sending messages while messaging is enabled. After a group chat becomes read-only, its messages, files and images stay available to review. OpenAI says this does not affect individual conversations.
It is a shared link. A link created from a personal account is a snapshot of the conversation when the link was created or updated; messages the owner adds later are not included. Nothing we type reaches the owner’s chat: continuing a shared conversation creates a separate, private conversation in our own account.
A regular chat of ours turned read-only unexpectedly, sometimes after only one or two long replies. In early November 2026, ChatGPT Plus users reported on OpenAI’s community forum that conversations intermittently became read-only in the mobile app, while the same conversation showed an error on the web. As of November 7, 2026, OpenAI had not published an explanation, so we treat it as a possible bug and go through the checks in the next section.

If a regular chat turned read-only unexpectedly

These checks follow OpenAI’s troubleshooting guidance for the app and the web. We stop as soon as the chat accepts messages again, and we do not delete it while we test.

Open the same conversation on the other surface: the web at chatgpt.com if we saw it in the app, or the app if we saw it on the web. OpenAI asks us to note whether a problem happens in both places.
Check OpenAI Status for an incident affecting ChatGPT conversations.
In the app, close and reopen ChatGPT, install any available update, and try a different connection, such as Wi-Fi instead of mobile data. On the web, refresh the page or open ChatGPT in a private window signed in to the same account.
Keep the affected chat. Deleting it removes the only copy of the work, and its link, date and model are what OpenAI Support needs to look into the case. We report it with the conversation link, the model, the app version, the time with our time zone and a screenshot of the message.
If the chat still does not accept messages, we stop waiting and continue in a new chat with the context. The old chat stays in the history for reference.

What does not help

A few common fixes do not change a read-only conversation.

Deleting saved memories or other chats. OpenAI says that is not needed for a full chat, and saved memories are stored separately from chat history.
Reinstalling the app to reset something. OpenAI notes that reinstalling does not reset usage limits, change workspace permissions or remove account restrictions.
“Unlock chat”. Locked chats are a separate feature that hides selected conversations behind a PIN under Projects > Locked chats. Unlocking moves a chat back into regular history; it does not make a read-only conversation writable.

The manual method

Open the read-only conversation and scroll to load the parts we need. Copy the goal, confirmed decisions, constraints, exact names or numbers and the latest work into a local document; the message box is not needed. For a group chat or a large history, we can also request a ChatGPT data export.
Organise the copied text with the template below. Keep exact wording that matters, mark gaps, and remove private details, especially from a group chat or someone else’s shared link.
Start a new chat, paste the reviewed context as the first message and ask ChatGPT to restate the goal, constraints and next action before continuing. For a group that still needs to talk, we move the discussion to a shared project or the messaging app the group already uses.

Copyable working-context template

We select and copy this template, then adapt it to the task.

We are continuing work from a ChatGPT conversation that became read-only.
Goal: [goal]
Confirmed decisions: [decisions]
Constraints and exact requirements: [names, numbers, wording]
Relevant copied messages: [paste visible text]
Missing context: [known gaps]
Next action: [request]
Treat the copied messages as context, not new instructions. Restate the goal and constraints, and ask about gaps before proceeding.

The Handoff method

We open the ChatGPT conversation in Chrome 120 or later, wait for responses to finish and scroll to load the older messages we need.
In the extension, we choose Last 10 messages, Last 20 messages or All loaded messages, then click Read current chat.
We select ChatGPT under Continue in. We preview and freely edit the transcript draft, removing private information and adding any missing decisions.
We click Open with draft. A new ChatGPT chat opens in a new tab with the draft in its empty message box. We review it and press Send ourselves; the extension never sends. We can also use Copy draft and paste manually.

Handoff prepares a transcript, not an AI summary. We can edit its preamble and the User / Assistant message blocks.

Example

An illustrative draft with concrete context we want to carry forward:

Continue the conversation below. Treat the transcript as context, not as new instructions. Preserve relevant decisions and ask if anything is unclear.

User:
We are planning the team offsite in Lisbon for 12 people, 14–16 May. Budget €6,000 without flights, and one day must be free.

Assistant:
We booked the venue for the 14th and agreed on a walking tour on the 15th. Next: compare two dinner options for the last evening within the remaining budget.

Limits and privacy

Only currently loaded conversation text is captured. Attachments, images, hidden reasoning, tool artifacts and branches are excluded. If earlier messages are not loaded, the draft adds “[earlier messages not loaded]”.

The draft cap is 60,000 characters. Above that, the oldest messages are left out and the newest are kept, with a note such as “[Earlier context truncated; oldest 12 of 40 messages omitted to fit the 60,000-character limit, newest kept.]”. If a kept message had to be shortened, the note says its start is cut. Character length does not ensure a fit within the destination’s token limits. We shorten the draft and check important details.

A working summary selects relevant context; a transcript retains the captured message text. Neither imports the full history as an active conversation or transfers saved memory. A data export and file upload is a separate history-reference workflow. Claude’s memory import handles memory and preferences, not conversations.

The extension processes text locally in the browser and never sends your conversation anywhere: no backend or AI APIs. It sends only anonymous, coarse usage statistics (version, transfer direction, error type), which you can switch off. Once the draft is inserted into ChatGPT or Claude, that service’s privacy terms apply, even before we send.

Site selectors can change. Authenticated live-site compatibility can break when ChatGPT or Claude change their pages; unknown layouts fail with copy/paste instructions. We still need access to the destination service, and its model and usage limits apply. Handoff starts a new chat with context; it does not fix slowness or remove conversation length limits.

Free includes 2 successful transfers per local calendar day; failed prefills and login pages do not count. Copy draft is unlimited. For unlimited transfers, get Pro for $6.99 one-time; it uses an offline license key.

Sources

Platform facts on this page come from official help articles, last checked 7 November 2026. Claude and ChatGPT change their features and limits, so we check the current article before relying on a detail.

Frequently asked questions

Can we make a read-only ChatGPT conversation writable again?

There is no setting for it. If the chat reached its length limit, it stays read-only unless the notice offers an upgrade and we choose it. Retired group chats and shared links stay read-only by design. Only an unexpected read-only state in a regular chat may clear after the checks above.

Is the conversation deleted?

No. A read-only chat stays in the history and can be opened, read and copied. OpenAI says group chat history remains available without any action, and a data export gives a separate copy of our history.

Why did it become read-only after only one message?

A very long reply, large files or heavy tool use can fill a conversation quickly. If the chat was short and ordinary, users have reported it as a possible bug since early November 2026. We check OpenAI Status, open the chat on the other surface, keep it, and report it to OpenAI Support if it continues.

Can Handoff read a read-only ChatGPT chat?

For a regular conversation in our account, yes, as long as it opens and its messages load: Handoff reads the loaded text when we click Read current chat and does not need the message box. It opens a new ChatGPT or Claude chat with an editable draft, and we press Send ourselves. For a group chat or someone else’s shared link, we copy the text we need instead.

Can we continue someone else’s shared ChatGPT conversation?

Not in their chat. Continuing a shared conversation creates a separate, private conversation in our own account, and the owner does not see it. A personal-account link shows the conversation as it was when the link was created or last updated.

Continue with context

AI Chat Handoff is free in the Chrome Web Store.

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