If your version is not strictly region-locked, try these official and registry-based methods first: Change Russian to English: Call of Duty - Black Ops
Manually replacing localization files is the most effective way to bypass region locks on PC. cod black ops 3 english language pack top
For players who purchased in regions like Russia or Poland, the game is often "region-locked" to those specific languages. While the official Steam settings may not always offer English as a toggle for these versions, you can manually install an English language pack using community-verified workarounds. How to Install the English Language Pack (PC) If your version is not strictly region-locked, try
Before making changes, navigate to the main and zone folders. Copy existing localization files (e.g., localized_ru_iw07.iwd ) to a safe backup folder. How to Install the English Language Pack (PC)
Right-click Black Ops 3 in your Steam Library, select Manage , and click Browse local files .
Open the localization.txt file in your main directory. Change the first line from your current language (e.g., russian ) to english and save the file. Alternative Fixes for Steam Users
You will need to source the English localization files (typically named localized_english_iw07.iwd and related audio files) from reputable community mirrors like Mega.nz or Google Drive. Place the .iwd files into the main folder. Move the english folder into the zone directory.