diff --git a/bashbot.sh b/bashbot.sh
index 698408b..654d720 100755
--- a/bashbot.sh
+++ b/bashbot.sh
@@ -26,7 +26,7 @@
 #     8 - curl/wget missing
 #     10 - not bash!
 #
-#### $$VERSION$$ v1.21-dev-15-ga1f7215
+#### $$VERSION$$ v1.21-dev-17-g8c9298d
 ##################################################################
 # shellcheck disable=SC2140,SC2031,SC2120,SC1091,SC1117,SC2059
 
@@ -222,16 +222,15 @@ if [[ -z "${BOTTOKEN}"  && ! -f "${BOTCONFIG}.jssh" ]]; then
 	printf "Running headless, set botadmin to AUTO MODE!\n"
      else
 	printf "${RED}ENTER BOT ADMIN...${NN}"
-	printf "${ORANGE}PLEASE WRITE YOUR TELEGRAM ID HERE OR PRESS ENTER\nTO MAKE FIRST USER TYPING '/start' BOT ADMIN${NN}"
+	printf "${ORANGE}PLEASE WRITE YOUR TELEGRAM ID HERE OR PRESS ENTER\nTO MAKE FIRST USER TYPING '/start' BOT ADMIN${NN}?\b"
 	read -r admin
-	printf "\n"
      fi
      [ -z "${admin}" ] && admin='?'
      printf '["botadmin"]\t"%s"\n'  "${admin}" >> "${BOTCONFIG}.jssh"
   fi
   # setup botacl file
   if [ ! -f "${BOTACL}" ]; then
-	printf "${ORANGE}Create empty ${BOTACL} file.${NC}"
+	printf "${GREY}Create initial ${BOTACL} file.${NN}"
 	printf '\n' >"${BOTACL}"
   fi
   # setup data dir file
@@ -285,7 +284,7 @@ fi
 
 # BOTTOKEN format checks
 if ! check_token "${BOTTOKEN}"; then
-	printf "${ORANGE}Warning: Your bot token is incorrect, it should have the following format:${NC}\n"
+	printf "\n${ORANGE}Warning: Your bot token is incorrect, it should have the following format:${NC}\n"
 	printf "<your_bot_id>${RED}:${NC}<35_alphanumeric_characters-hash> ${RED}e.g. =>${NC} 123456789${RED}:${NC}Aa-Zz_0Aa-Zz_1Aa-Zz_2Aa-Zz_3Aa-Zz_4\n\n"
 	printf "${GREY}Your bot token: '${NC}${BOTTOKEN//:/${RED}:${NC}}'\n"
 
diff --git a/doc/6_reference.md b/doc/6_reference.md
index ff8b502..7d0020a 100644
--- a/doc/6_reference.md
+++ b/doc/6_reference.md
@@ -114,7 +114,7 @@ The main use case for send_message is to process the output of interactive chats
 
 
 ##### send_file
-send_file allows can send different type's of files, e.g. photos, stickers, audio, media, etc.
+send_file can send different type's of files, e.g. photos, stickers, audio, media, etc.
 [see Telegram API documentation](https://core.telegram.org/bots/api#sending-files).
 
 It's recommended to use __absolute path names__ (_starting with `/`_), as relative path names are threated as __relative to UPLOADDIR__ `data-bot-bash/upload`!
@@ -1155,5 +1155,5 @@ The name of your bot is available as bash variable "$ME", there is no need to ca
 #### [Prev Best Practice](5_practice.md)
 #### [Next Notes for Developers](7_develop.md)
 
-#### $$VERSION$$ v1.21-dev-3-g79402ec
+#### $$VERSION$$ v1.21-dev-17-g8c9298d
 
diff --git a/doc/7_develop.md b/doc/7_develop.md
index 9352b47..036760b 100644
--- a/doc/7_develop.md
+++ b/doc/7_develop.md
@@ -197,7 +197,10 @@ Now have a look at the directory 'standalone', here you find the files 'bashbot.
 5. give your (dev) fork a new version tag: `git tag v1.xx`
 6. setup github hooks by running `dev/install-hooks.sh`
 
-Note for Debian: Debian Buster has an old shellcheck version, pls update from [buster-backports](https://backports.debian.org/Instructions/)
+Note for Debian: Debian Buster ships older versions of many utilities, pls try to install from [buster-backports](https://backports.debian.org/Instructions/)
+```bash
+sudo apt-get -t buster-backports install git shellcheck pandoc codespell curl
+```
 
 #### Test, Add, Push changes
 A typical bashbot develop loop looks as follow:
@@ -351,5 +354,5 @@ fi
 
 #### [Prev Function Reference](6_reference.md)
 
-#### $$VERSION$$ v1.20-3-g232a16b
+#### $$VERSION$$ v1.21-dev-17-g8c9298d