[TYPO3-english] New Installation typo3_src forbidden from Hoster

[Dima Dzh]

Try to install typo3 8.7.10 on Hoster A1 Webspace Business Linux via ftp.
And discover 
Error occurred: 403 - forbidden
Apache Server at:

for all files in Directory typo3_src

If I chage the Name - Access is possible!

Is it  nessesery to typo3_src Directory for firs instalation of Typo3  and make links with comands 
ln -s ../typo3_src-8.7.x typo3_src
ln -s typo3_src/index.php index.php
ln -s typo3_src/typo3 typo3
???