diff --git a/check_router_reboot.jl b/check_router_reboot.jl
index 6b3c8af..5bee84f 100644
--- a/check_router_reboot.jl
+++ b/check_router_reboot.jl
@@ -7,9 +7,15 @@
 # ------------------------------------------------------------------------------------------------ #
 #                       add the following to root's crontab (sudo crontab -e)                      #
 # ------------------------------------------------------------------------------------------------ #
+
+# ------------------------------- For PC with multiple user account ------------------------------ #
+#       @reboot sleep 30 && /usr/local/bin/juliar /home/ton/docker-programs/check_and_reboot/check_router_reboot.jl >> /var/log/check_reboot.log 2>&1
 # *** juliar is root's julia (sudo crontab -e) but I symlinked to juliar because I want to seperate it from user's julia
-# for non-root user:      @reboot sleep 30 && /usr/local/bin/juliar /home/ton/docker-programs/check_and_reboot/check_router_reboot.jl >> /var/log/check_reboot.log 2>&1
-# for root user:          @reboot sleep 30 && /root/.juliaup/bin/julia /root/docker-apps/check_and_reboot/check_router_reboot.jl >> /var/log/check_reboot.log 2>&1
+
+# ---------------------- For PC with only root user account such as Proxmox ---------------------- #
+#       @reboot sleep 30 && /root/.juliaup/bin/julia /root/docker-apps/check_and_reboot/check_router_reboot.jl >> /var/log/check_reboot.log 2>&1
+
+
 
 using Dates, Printf, JSON