Blender is a little zoomed in whenever it is opened. I uninstalled and installed it again but it did not work.
Please can you give us some additional information about the reason for claiming the task?
Do you have a patch / bugfix for the issue?
If not, and it is just a bug report please look at the similar issue described in T52773
As a general rule, follow our submission template and guidelines and make a complete, valid bug report, with required info, precise description of the issue, precise steps to reproduce it, small and simple .blend and/or other files to do so if needed, etc.
A guideline for making a good bug report can be found here:
Marking as Incomplete until the requested information/data is provided.