Thank you for your answer, can you tell me how do I get all the mirrors from my country? When I try sudo pacman-mirrors -c Brazil I only get one mirror:
sudo pacman-mirrors -c Brazil ✔ 1m 6s
::INFO Downloading mirrors from Manjaro
::INFO => Mirror pool: https://repo.manjaro.org/mirrors.json
::INFO => Mirror status: https://repo.manjaro.org/status.json
::INFO User generated mirror list
::------------------------------------------------------------
::INFO Custom mirror file saved: /var/lib/pacman-mirrors/custom-mirrors.json
::INFO Using custom mirror file
::INFO Querying mirrors - This may take some time
1.462 Brazil : https://manjaro.c3sl.ufpr.br/
::INFO Writing mirror list
::Brazil : https://manjaro.c3sl.ufpr.br/stable/$repo/$arch
::INFO Mirror list generated and saved to: /etc/pacman.d/mirrorlist
::INFO To reset custom mirrorlist 'sudo pacman-mirrors -id'
::INFO To remove custom config run 'sudo pacman-mirrors -c all'