If you’re bilingual and use Chrome, we’ve some good news: you can now enable Chrome Canary to spellcheck multiple languages at once, cutting down on the editing time and eliminating the need to use third-party tools to expedite the revision process.

You’ll need to manually enable the feature and select which languages you want to be monitored, but after that it’ll happen automatically, no additional tweaking necessary. News of the feature first surfaced earlier this summer, but it is now available for all Chrome Canary users to enjoy.
…
Read full post here:
https://www.slashgear.com/chrome-canary-users-can-now-spellcheck-multiple-languages-at-once-21398671/