service packwindows7sp1x64b78b8e959e464f7a9d1df64477bb7326 top

About us

1&1 AG, headquartered in Montabaur, is a publicly listed telecommunications provider
and part of the United Internet Group.
With a strong focus on the German market, 1&1 actively drives the country's digital sovereignty.

Better and better every day

With over 30 years of experience, 1&1 stands for powerful mobile plans, award-winning customer service, and continuous product innovation – from all-net-flat rates and unlimited data plans to exclusive benefits through the 1&1 Vorteilswelt. The 1&1 Service Card offers premium services such as 24-hour device replacement and a dedicated priority hotline. 1&1 promotes digital inclusion through reliable, competitively priced products – consistently awarded top marks by independent trade publications. In addition, the discount brands of Drillisch Online GmbH serve price-sensitive customers with a strong focus on affordability.

The 1&1 O-RAN

1&1 operates the first fully virtualized 5G mobile network in Europe based on innovative Open RAN technology – independent, open by design, and built for the real-time applications of tomorrow. As Germany's fourth mobile network, the 1&1 O-RAN stands for greater competition and innovation in the national telecommunications landscape.

Nationwide Broadband Coverage

As one of Germany's leading providers of VDSL, vectoring, and next-generation fiber internet, 1&1 is driving Germany's gigabit transformation. The company leverages the nationwide fiber-optic transport network of 1&1 Versatel and, through partnerships with Deutsche Telekom and leading city carriers, is able to supply millions of households with future-proof fiber connections.

Service Packwindows7sp1x64b78b8e959e464f7a9d1df64477bb7326 Top !!install!! -

While Microsoft has discontinued mainstream support, the files remain accessible through specific official channels.

To verify that SP1 has been successfully installed, follow these steps: While Microsoft has discontinued mainstream support

Because this exact string is not an official Microsoft naming convention, it carries significant risks: Unofficial Source While Microsoft has discontinued mainstream support

: A reputable third-party mirror that provides MD5/SHA256 checksums to verify the file integrity. While Microsoft has discontinued mainstream support

If it matches b78b8e959e464f7a9d1df64477bb7326 , the file is the official Microsoft SP1 installer.

: The simplest method where the system automatically downloads only the specific components needed for your PC. Standalone Installer : Available as an executable file (KB976932) from the Microsoft Update Catalog

While Microsoft has discontinued mainstream support, the files remain accessible through specific official channels.

To verify that SP1 has been successfully installed, follow these steps:

Because this exact string is not an official Microsoft naming convention, it carries significant risks: Unofficial Source

: A reputable third-party mirror that provides MD5/SHA256 checksums to verify the file integrity.

If it matches b78b8e959e464f7a9d1df64477bb7326 , the file is the official Microsoft SP1 installer.

Social Commitment

As a successful telecommunications company, 1&1 sees itself as part of society and takes the responsibility that goes with this. Our corporate social responsibility activities revolve around our United Internet for UNICEF foundation.

Learn more

Sustainability

Doing business sustainably is a part of what 1&1 does every day. Our goal is to be a pioneer in this area as well.

Learn more

Non-financial Group report 2025

PDF 1,75 MB

ESG-Report 2024/2025

PDF Download (15,7 MB)

Protection of the environmental and climate

As a leading German telecommunications specialist, we see our role as building bridges to a positive, sustainable digital future.

Learn more