I need help.

[oopsjoe]

PS D:\telegram_media_downloader-1.5.1> python media_downloader.py
[03:24:36] Telegram Media Downloader v1.5.1, meta.py:20
Copyright (C) 2019 Dineshkarthik https://github.com/Dineshkarthik
Licensed under the terms of the MIT License meta.py:23

[03:24:36] INFO Device: CPython 3.10.5 - Telegram Media Downloader 1.5.1 meta.py:24
INFO System: Windows 10 (EN) meta.py:25
Traceback (most recent call last):
File "D:\telegram_media_downloader-1.5.1\media_downloader.py", line 380, in
main()
File "D:\telegram_media_downloader-1.5.1\media_downloader.py", line 363, in main
config = yaml.safe_load(f)
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml_init_.py", line 125, in safe_load
return load(stream, SafeLoader)
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml_init_.py", line 81, in load
return loader.get_single_data()
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml\constructor.py", line 49, in get_single_data
node = self.get_single_node()
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml\composer.py", line 36, in get_single_node
document = self.compose_document()
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml\composer.py", line 58, in compose_document
self.get_event()
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml\parser.py", line 118, in get_event
self.current_event = self.state()
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml\parser.py", line 193, in parse_document_end
token = self.peek_token()
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml\scanner.py", line 129, in peek_token
self.fetch_more_tokens()
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml\scanner.py", line 223, in fetch_more_tokens
return self.fetch_value()
File "C:\Users\stran\AppData\Local\Programs\Python\Python310\lib\site-packages\yaml\scanner.py", line 577, in fetch_value
raise ScannerError(None, None,
yaml.scanner.ScannerError: mapping values are not allowed here
in "D:\telegram_media_downloader-1.5.1\config.yaml", line 4, column 21
PS D:\telegram_media_downloader-1.5.1>

I dont know how to fix it !! X(