Pursue a new interest. You may not be able to move quickly on these things. Order a few travel brochures on the Internet and page through them. A step is a step no matter how small. While living as part of a couple, there is a tendency to make friends as a couple.
Many widows experience a troubling problem after the death of a partner.
Frequently, many friends that the couple has known are lost, when the couple dissolves into a single person. There are many reasons for this. One is that it is awkward to relate with other couples as a single person especially when these other couples knew you as part of a duo. The loss of a partner is often a unique loss. It is rare that others in our immediate circle have likewise experienced the sudden death of a partner.