Can laser pointers be used?
Yes and no. If you are attending a Star Party hosted for astronomers and astrophotographers, then laser pointers are usually among the items listed that you may not use. Some star parties hosted for astronomers (not the public), may schedule an event when a tour of the night sky (via laser pointer) is performed and all ...
Nothing is more helpful to an aspiring astronomer than a good planetarium program.
Download and install Stellarium
It will show you the sky from your doorstep at any time of the day. No need to speculate the comets position. It will be displayed exactly where it is in relation to the rest of the sky.
I don't know if this is helpful but using the Python package Skyfield one can calculate the positions of things including comet C/2020 F3 (NEOWISE) and the times that they rise and set for the month of July:
Here are the rise and set times of the Sun and the comet for reference for the next week
You may try few hours before the sun rise tomorrow (12). Something to get started is here.
The bright start Capella, which is relatively easy to spot, could guide you to the comet.
Now that it has passed the perihelion of its orbit, it is receding from the Sun. So the brightness will gradually drop. Some details that might ...