Russia is losing access to Silicon Valley's top products and services.

• Major pullbacks from Russia have been announced by Apple, Microsoft, Google, and Airbnb.
• Chinese tech companies, meanwhile, have been notably quiet.

President Putin's invasion of Ukraine has made it harder for people in Russia to access some of the most widely used technologies in the world, as Silicon Valley's biggest technology companies have tightened their restrictions.

The U.S. government has imposed sanctions, and many actions have been taken in compliance with them.

On Tuesday, Apple announced that it had stopped sales of iPhones, iPads, MacBooks, Macs, and all other products in Russia.

Ben Wood, CCS Insight's Chief Analyst, stated to CNBC that "they're taking the lead on it," implying that it puts pressure on competitors to do the same.

The Cupertino-based company stated that it removed Russian state-backed media outlets RT News and Sputnik News from its App Store globally, except in Russia.

has removed both news outlets from its Play Store in Europe too.

On Friday, CNBC reported that Google, the Mountain View search giant, has also stopped all advertising in Russia.

YouTube, a Google division, has been accused by Russia's internet watchdog, Roskomnadzor, of running large ad campaigns to misinform Russians about the country's invasion of Ukraine.

A Google spokesperson announced that Google ads in Russia would be paused due to the exceptional circumstances.

They stated that the situation is rapidly changing and they will provide updates as necessary.

The home-sharing platform announced that it is temporarily halting its operations in Russia and Belarus.

Brian Chesky, CEO and co-founder of the company, announced on Twitter late Thursday that they will provide free, temporary housing for up to 100,000 refugees escaping Ukraine.

In Redmond, Washington, on the West Coast, Russia is also retreating.

Microsoft President Brad Smith announced on Friday that the company will halt all new sales of its products and services in Russia and comply with government sanctions decisions by stopping many aspects of its business in the country. However, Microsoft did not specify whether it plans to continue supporting existing customers in Russia.

The question now is how much further will the tech giants go?

This week, Mykhailo Fedorov, Ukraine's vice prime minister, urged Apple CEO Tim Cook to complete the task of restricting App Store access in Russia.

He urged Microsoft's Xbox and Sony's PlayStation to temporarily block all Russian and Belorussian accounts.

It has stated that it intends to remain operational in Russia to combat the propaganda being disseminated on its platform.

Nick Clegg, the company's new vice president of global affairs, wrote on Twitter Sunday that turning off our services could stifle vital expression at a critical moment.

While Chinese tech companies have been silent, Huawei and others declined to comment to CNBC about cutting their business in Russia.

ByteDance, the Beijing-based owner of TikTok, has taken action by restricting access to RT and Sputnik in the European Union.