Run it
Copy the script and paste it into your executor.
local oldstring = loadstring
getfenv().loadstring = function(code)
local source = code
source = source:gsub("(%a+)%s*([%+%-%*/])=%s*", "%1 = %1 %2 ")
return oldstring(source)
end
-- only works through loadstrings for += and -=Unc Functions Here: https://scriptblox.com/script/Universal-Script-UNC-Functions-N-Luau-Mathematical-13103 Let's you're executor be able to run scripts it's not able to, As for solara you can use things such as simple spy or Etc by putting these into your autoexec folder. Credit too: https://scriptblox.com/u/yofriendfromschool1 / https://scriptblox.com/u/vxsty / and LUAU For these.

Universal