changing your portal das financas password

How to Change Your Portal das Finanças Password

Once you receive your password for Portal das Finanças, it’s essential to log in and update it to something known only to you.

Step 1: Log in to Portal das Finanças

1. Visit

2. Locate and click on the “Iniciar Sessão” button at the top right corner of the page.

iniciar sessao

3. Select the “NIF” tab.

nif tab

4. Enter your NIF number.

To pinpoint your NIF number, look next to your full name in the box titled “Número de Identificação Fiscal e Nome Completo.” in your NIF document 🧐 

step 1 log in

5. Input your password as indicated in the letter from AT under “Senha de Acesso Internet”.

at letter

6. Click the “Autenticar” button.

Step 2: Navigate to the Change Access Data Page

1. In the search bar at the top of the page, type “alterar dados de acesso.”

alterar dados de acesso

2. Locate “Alterar Dados de Acesso” and click “Aceder.”

aceder alterar dados

3. You will be prompted to re-enter your password. Click on the “NIF” tab, enter your password, and click the “Autenticar” button.


Step 3: Change Your Password

1. Check the box next to “Alterar Senha.”

alterar senha box

2. Enter your new password (with a minimum of 8 characters) in both fields.

nova senha

3. Click the “Alterar” button.


Congratulations! You’ve successfully changed your password! 🎉


  • Philip Bitnik

    Meet Philip, the key player at Novomove. His personal adventures have taken him to diverse places such as Mexico, Thailand, and Bali, but it's Portugal where he finally felt at home. Driven by a passion for aiding others in their relocation pursuits, he's gathered a skilled team of local experts and legal professionals with a shared aim: making the process of relocating to Portugal as smooth and effortless as surfing on a gentle, half-meter wave.

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