No language barrier
If you want to visit the Czech Republic and are unsure if you can get by just speaking English, the answer is yes! English is extensively used across the nation, even though Czech is the official language. You'll discover that English is the primary language of communication for the majority of individuals in the Czech Republic, particularly those working in the hospitality sector. But in particular situations, including when interacting with government representatives, it may be vital to speak Czech. Overall, though, you ought to have a little issue navigating the Czech Republic while speaking English.
As in other European nations, the Czech Republic has a very high level of English proficiency. English is a common language, however, most tourists are bilingual. You may be able to pick up a few words or phrases in Czech, even if it is not required to acquire all of the essential English terms before visiting Prague. It's a lot of fun to participate in this pastime with the locals, as you'll be pleasantly delighted to find out.