Review a transaction or PSBT before signing

About 10 minutesIrreversible if wrongWallet 1.7.5.8· unpublished

Outcome: You can read a transaction review or PSBT screen and sign only what you verified.

Completion looks like: You can name what a signature commits to before any approval.

If something goes wrong: Refusing is always available and always safe. No signature, no consequence.

All steps

Know your build's signing availability
You are trying to
Know whether this release signs at all.
You should see
This source tree authorizes no signing operation; provider calls refuse before any approval.
You do
Check the capability status for your release.
Before you continue, check
A refusal is the gate, not an error to work around.
What can go wrong
Workarounds 'to unlock signing' are always scams.
Reversible?
Yes.
Not available here: No signing operation is authorized in this source tree, so the approval-walk steps are educational until a release ships them.
Read the transaction anatomy
You are trying to
Inputs, outputs, fee, change: know what each means.
You should see
The review shows money in, money out, the fee, and change returning to you.
You do
Study the anatomy in the Safety Lab before you meet it live.
Before you continue, check
You can say which outputs are yours and which leave, for any transaction shown.
What can go wrong
The largest output not going to you is the classic theft shape.
Reversible?
Yes.
Sign or decline
You are trying to
Commit only to what you read.
You should see
Approval signs exactly the displayed transaction.
You do
Approve if every line checks; decline otherwise.
Before you continue, check
Declining costs nothing, ever.
What can go wrong
Signing unreadable data (length warnings) commits you to something you never saw.
Reversible?
No. Read twice.

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