你好 翻译如下
In 1991, Kentucky Fried Chicken announced that it was officially changing its name to “KFC” as well as updating its packaging and logo (标识) with a more modern look.
在1991年，肯塔基炸鸡宣布它将正式更名为“KFC”并在与此同时以更时尚的外观来更新它的包装和标示。
附：officially adv. 官方地, 正式地
update v. 更新, 补充最新资料, 使现代化
The new title and image were designed to attract customers to a restaurant now offering foods branded as “better for you”.
新的名称和商标被设计用来吸引顾客到这家提供标榜着“对你更好”食物的饭店。
附：
branded 打有烙印的(这里意译为“标榜着...”)
It was an unusual and brilliant scheme to alleviate(减轻) the government debt,
这是一项不寻常并杰出的用以减轻政府负债的计划,
附：scheme 这里做“计划”讲
introducing new packaging and products to cover the real reasons behind the change of the name.
（肯德基）引进新的包装和产品以掩盖这次更名的真实原因。
附：cover v. 覆盖, 保护, 掩饰; 覆盖; 代替; 涂（这里做“掩盖；掩饰”讲）
and the restaurant chain announced it would continue to use its former name of “Kentucky Fried Chicken”.
而这个餐饮连锁企业（即肯德基）也宣称它将继续使用它原来的名字“肯塔基炸鸡”。
附：restaurant chain 餐饮连锁企业 ，连锁餐厅
相关例句：Restaurant chain McDonald's has taken the brunt of the attack and has in recent months reworked its menu to include healthier options. The move has helped lift profits.
麦当劳连锁店在谴责声中受到冲击,因而不得不在最近几个月里修改菜单,增加了一些更有利于健康的食物。这一举动促使麦当劳的盈利增加。
希望对你有帮助
（不好意思，刚才忘把最后一点从记事本上贴过来了...）