Namibia offers several types of visas to accommodate various travel purposes. Here’s an overview:

1. Tourist Visa

• Purpose: For individuals visiting Namibia for tourism, leisure, or to visit family and friends.
• Validity: Typically issued for a stay of up to 90 days.
• Application: Applications can be submitted online through the Namibian Ministry of Home Affairs, Immigration, Safety and Security’s e-Services portal. E-Services Portal

2. Business Visa

• Purpose: For travelers engaging in business activities, attending conferences, or meetings.
• Validity: Generally granted for the duration of the business activity, up to 90 days.
• Application: Applications are submitted through the Namibian Ministry of Home Affairs, Immigration, Safety andSecurity’s e-Services portal. E-Services Portal

3. Transit Visa

• Purpose: For travelers passing through Namibia en route to another destination.
• Validity: Usually valid for up to 72 hours.
• Application: Available through the Namibian Ministry of Home Affairs, Immigration, Safety and Security’s e-Services portal. E-Services Portal

4. Employment Visa

• Purpose: For expatriates intending to work in Namibia.
• Validity: Typically issued for a stay of up to 90 days.
• Application: Applications are submitted through the Namibian Ministry of Home Affairs, Immigration, Safety andSecurity’s e-Services portal. E-Services Portal

5. Diplomatic and Official Visas

• Purpose: For diplomats and government officials on official duties.
• Validity: Varies based on the nature of the assignment.
• Application: Applications are processed through the Namibian Ministry of Home Affairs, Immigration, Safety andSecurity’s e-Services portal. E-Services Portal

6. Visa on Arrival

• Purpose: For travelers who did not obtain a visa prior to arrival but have a valid reason for entry.
• Validity: Typically granted for a stay of up to 90 days.
• Application: Available upon arrival at designated ports of entry.

Visa Exemptions:

Citizens of the following countries can enter Namibia without a visa for up to 90 days:

• Angola
• Botswana
• Eswatini (Swaziland)
• Lesotho
• Malawi
• Mauritius
• Mozambique
• Seychelles
• South Africa
• Zambia
• Zimbabwe

Additionally, holders of diplomatic passports issued to nationals of China, Cuba, Italy, Turkey, and the United Arab Emirates do not require a visa for Namibia. 

Wikipedia

Application Process:

1. Access the Application Form: Download the visa application form from the Namibian Ministry of Home Affairs, Immigration, Safety and Security’s e-Services portal. E-Services Portal
2. Complete the Form: Fill out the application form accurately, ensuring all information matches your passport details.
3. Gather Required Documents: Prepare necessary documents, including a valid passport, passport-sized photographs, proof of accommodation, and any additional documents specified by the embassy or visa agency.
4. Submit the Application: Submit your application and documents through the Namibian Ministry of Home Affairs, Immigration, Safety and Security’s e-Services portal. E-Services Portal
5. Pay the Visa Fee: Pay the applicable visa fee as instructed by the embassy or visa agency.
6. Await Processing: Processing times can vary; it’s advisable to apply well in advance of your travel dates.
7. Receive Your Visa: Once approved, collect your visa from the embassy or receive it via mail, depending on the submission method.

Important Notes:

• Passport Validity: Ensure your passport is valid for at least six months beyond your intended stay.
• Supporting Documents: Carry all necessary documents, including proof of accommodation, return tickets, and sufficient funds.
• Health Requirements: Check for any vaccination requirements, such as yellow fever, especially if traveling from endemic areas.

For the most current and detailed information, please refer to the Namibian Ministry of Home Affairs, Immigration, Safety and Security’s official website.