Yes and no. Fuel is the limiting factor, but it could go beyond a decade. See here: https://space.stackexchange.com/questions/55309/james-webb-telescope-limits-

Yes and no. Fuel is the limiting factor, but it could go beyond a decade. See here: https://space.stackexchange.com/questions/55309/james-webb-telescope-limits-to-propellant-lifetime https://space.stackexchange.com/questions/55309/james-webb-t...