It can definitely be challenging if you’re ill-prepared due to all the logistics and adjustments you need to make. That’s just in terms of culture and language difficulties, but in terms of how easily you can physically move to a country depends on their visa and residency requirements. Make sure you research visa options, arrange your finances, and learn about the local culture if you want to make the transition smooth.
Careful planning and preparation definitely make this a less daunting prospect.