The portal isn't the problem. The password is.

Because they can’t get in.

Portal abandonment is rarely about missing features. It happens at the login screen. Haslers described the pattern in a case study published on AccountingWEB on 19 February 2026: clients forget their login details and struggle with authentication, so they go back to email. PKF Smith Cooper made the same point on AccountingWEB on 12 June 2025 — portals that are clunky, login-heavy and often forgotten. Both pieces are vendor-sponsored industry insights, not independent research. Treat them as directional: a pattern practitioners recognise, not a measured rate.

The cost isn’t the unused licence. It’s that when the client emails the documents instead, the audit trail leaves with them — into an inbox, unversioned, and impossible to hand to a colleague.

Test it in ten minutes

Send yourself a real client link. Open it on your phone, in a private window, signed out of everything, the way a client arrives three weeks after onboarding. Count the steps before a file can actually be uploaded. Registration, password, email verification, two-factor, app install — each one is a place someone stops. If the count is above two, you’ve found your adoption problem, and it isn’t the client.

Then fix that step rather than the feature set. ClientLoop removes the login entirely: the client opens a signed magic link from their email, uploads, and never creates an account. Content Snare and FileInvite do the same job and are worth putting side by side with it.

When you compare them, compare the only thing that decides this — what a client has to do between opening your email and uploading a file. Ask each vendor to demo that exact sequence on a phone, not on a laptop with a password manager already signed in. A feature grid won’t show you where people give up. The sequence will.

A portal that needs a password reset before a client can send you a payslip isn’t a portal. It’s a filing cabinet you locked and then posted the key for.