A practical way to make friends as an adult is to share an activity regularly. Choose something you would attend anyway, return often, and make one small invitation when a conversation goes well. The aim is not to meet everyone. It is to give a few people enough time to become familiar.
Choose a group you would attend anyway
Start with an activity that fits your week and holds your interest. You can search for local groups by activity and location. Walking, running, badminton, cycling and group fitness all give people something to do while they talk.
Check the meeting time, cost and pace before attending. If those details do not suit you, the group will be hard to visit regularly. A smaller group may make conversation easier, while a larger one may offer more activity choices.
Ash Ormand started a Melbourne walking club for women who did not want to join a run club. Members meet for a regular walk around The Tan. The group later added pottery, movie nights and group boxing. The shared activity gave people a clear reason to meet again.

Return often enough to become familiar
Going once can introduce you to people. Returning at the same time helps you recognise faces and continue earlier conversations. Learn one or two names rather than trying to speak with the whole group.
Ask simple follow-up questions about the activity. You might ask how long someone has attended, which session they prefer or what brought them along. Remember one detail and ask about it next time.
Social connection includes the amount and quality of time people spend together, plus the support they feel. Group attendance creates opportunities for that time. It does not guarantee a close friendship, so allow the connection to build without forcing it.
Make the next invitation small
When a conversation feels easy, suggest a short and specific next step. Ask whether the person wants coffee after the session or plans to attend next week. A clear invitation is easier to answer than saying you should catch up sometime.
If they decline, keep the response light. They may already have plans or may prefer to know you better first. Continue being friendly and invite someone else when it feels natural.
Move from the group to a friendship
After several good conversations, suggest an activity linked to an interest you share. Two walkers might try another route. Badminton players might book a casual court. Volunteers might attend the next community event together.
Keep early plans simple and easy to leave. Friendship should not depend on constant messages or immediate personal disclosure.

Try volunteering as another meeting point
Volunteering can suit people who find unstructured social events awkward. The task gives everyone a purpose and a natural topic. Volunteering and helping run sports clubs are among the ways Australians connect with their communities.
Choose a cause and schedule that you can maintain. Treat the role as a chance to meet people, not a promise that every team will produce a close friend. If one setting feels wrong, a different task or smaller organisation may suit you better.
Use online groups to find local contact
Online groups can help you learn about local activities before attending. Look for clear event details, active moderation and recent posts. Avoid sharing your home address or other private details with someone you have not met.
When meeting an online contact, choose a public place, go during daylight and tell a friend where you will be. Arrange your own transport so you can leave when you choose.
Change the setting when it is not working
Give a suitable group several visits before deciding. Familiarity takes time, but you do not need to stay where you feel pressured or ignored. Try another session, group size or activity if conversations never move beyond a greeting.
The useful next step is small: return next week, learn one name, or invite one person for coffee after the activity.
The finish point is mutual contact. Both people remember details, start conversations and sometimes suggest the next plan. If that never develops, try a different setting instead of forcing the friendship.