Many small and medium businesses in Malaysia invest in a website but overlook the details that make it truly effective. One of the biggest mistakes is using generic templates without customisation, which makes your brand look just like everyone else’s. Another is slow loading speed — even a few extra seconds can cause visitors to leave before your page finishes loading. Some SMEs also neglect content updates, leaving outdated information or old promotions that reduce customer trust. Skipping website analytics is another missed opportunity; without tracking performance, you won’t know what’s working or what needs improvement. Lastly, not integrating social proof such as testimonials, case studies, or Google reviews can make your business seem less credible. By fixing these common errors, Malaysian SMEs can build websites that not only look professional but also convert visitors into loyal customers.