Hotmail/Outlook.com template account config for mutt-wizard. Force create the account with mw -y username@outlook.com -f, then edit ~/.config/accounts/username@outlook.com to follow this template:

outlook-mw.muttrc

# vim: filetype=neomuttrc
# muttrc file for account username@outlook.com
set ssl_starttls=yes
set ssl_force_tls=yes
set realname = "name"
set from = "username@outlook.com"
set sendmail = "msmtp -a username@outlook.com"
alias me username <username@outlook.com>
set folder = "$HOME/.local/share/mail/username@outlook.com"
set header_cache = $HOME/.cache/mutt-wizard/username@outlook.com/headers
set message_cachedir = $HOME/.cache/mutt-wizard/username@outlook.com/bodies
set mbox_type = Maildir
set hostname = "outlook.com"
source /usr/share/mutt-wizard/switch.muttrc
set spoolfile = +INBOX
set postponed = +Drafts
set trash = +Trash
set record = +Sent

macro index o "<shell-escape>mw -y username@outlook.com<enter>" "run mbsync to sync username@outlook.com"
macro index \eg "<enter-command>unset wait_key<enter><shell-escape>gpg --list-secret-keys; printf 'Enter email ID of user to publish: '; read eID; printf 'Enter fingerprint of GPG key to publish: '; read eFGPT; /usr/libexec/gpg-wks-client --create \$eFGPT \$eID | msmtp --read-envelope-from --read-recipients -a username@outlook.com<enter>"  "publish GPG key to WKS provider"
macro index \eh "<pipe-message>/usr/libexec/gpg-wks-client --receive | msmtp --read-envelope-from --read-recipients -a username@outlook.com<enter>" "confirm GPG publication"

mailboxes "=INBOX" "=Drafts" "=Junk" "=Trash" "=Sent" "=Archive"

Thanks a lot for this, was searching everywhere and finally found your fork from the upstream gist.