JupyterLab Desktop doesn't start

JupyterLab
1

Just installed it; when I tried to run it, I got the following error messages. No idea what to do about them. Help, please.

C:\Users\User>jlab

Python path configuration:
  PYTHONHOME = (not set)
  PYTHONPATH = (not set)
  program name = 'C:\Users\User\AppData\Roaming\jupyterlab-desktop\jlab_server\python.exe'
  isolated = 0
  environment = 1
  user site = 1
  import site = 1
  sys._base_executable = 'C:\\Users\\User\\AppData\\Roaming\\jupyterlab-desktop\\jlab_server\\python.exe'
  sys.base_prefix = ''
  sys.base_exec_prefix = ''
  sys.executable = 'C:\\Users\\User\\AppData\\Roaming\\jupyterlab-desktop\\jlab_server\\python.exe'
  sys.prefix = ''
  sys.exec_prefix = ''
  sys.path = [
    'C:\\Users\\User\\AppData\\Roaming\\jupyterlab-desktop\\jlab_server\\python38.zip',
    '.\\DLLs',
    '.\\lib',
    'C:\\Users\\User\\AppData\\Roaming\\jupyterlab-desktop\\jlab_server',
  ]
Fatal Python error: init_fs_encoding: failed to get the Python codec of the filesystem encoding
Python runtime state: core initialized
ModuleNotFoundError: No module named 'encodings'

Current thread 0x00001540 (most recent call first):
<no Python frame>

C:\Users\User>
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