Yandex does not officially distribute a portable version of its browser. All official downloads from browser.yandex.com are standard installers (.exe for Windows) that require installation.
Compresses web pages and videos to speed up loading on slow internet connections. ⚠️ Risks of Unofficial "Portable" Downloads
: while the official Yandex Browser is a legitimate product, many third-party "portable" versions are flagged as high-risk malware. Security Warning: High Risk of Infection Multiple sandbox analyses from Joe Sandbox have identified files named Yandex.exe or portable variants as Joe Sandbox Threat Type : Frequently identified as an Information Stealer Malicious Actions