Organization profile at Company → Details.
Company → Details (/company/details) is the company profile: name, GST, logo, signature, API key, and authorized service channels.
Who can open it: users granted Company → Details.
Name, address, GSTIN, and related fields. Inside a branch, the id prefix is read-only (it always matches the parent company).
Upload the mark used in the header and on print. Signature is used on invoices / letters.
Logo changes show in the header brand after save.
A company API key block lets this organization call Hisaab Sathi APIs. Treat it like a password.
You changed your own name: that is Account, not this page.