In the year 2020, love life will not be the main interest of yours. You will be able to change and shuffle everything in this sphere as you wish. There are slim chances to find a new love interest in 2020, though. If you are single, you will remain single.
If you are taken, you will remain in your current relationship. It is advisable to analyze it and find out if there is any need to change it. If not, let it stay as it is. If something is bothering you, talk to your partner, think it over together and find a solution.
At the end of October, Venus will transit to Libra. It means further development of your current relationship but marriage is unlikely to happen. Your current relationship will face some obstacles. You will have to use your diplomacy and ability to convince to smooth things over. Breaking up is unlikely, though, but it will be wise to find a solution to a problem you and your partner will face on that day.