(Reuters) — Apple has agreed to pay as much as $500 million to settle litigation accusing it of quietly slowing down older iPhones because it launched new fashions, to induce homeowners to purchase substitute telephones or batteries.

The preliminary proposed class-action settlement was disclosed on Friday evening and requires approval by U.S. District Judge Edward Davila in San Jose, California.

It requires Apple to pay customers $25 per iPhone, which can be adjusted up or down relying on what number of iPhones are eligible, with a minimal whole payout of $310 million.

Apple denied wrongdoing and settled the nationwide case to keep away from the burdens and prices of litigation, courtroom papers present.

The Cupertino, California-based firm didn’t instantly reply on Monday to requests for remark.

Apple agrees to $500 million iPhone throttling settlement, $25 per device

Friday’s settlement covers U.S. homeowners of the iPhone 6, 6 Plus, 6s, 6s Plus, 7, 7 Plus, or SE that ran the iOS 10.2.1 or later working system. It additionally covers U.S. homeowners of the iPhone 7 and seven Plus that ran iOS 11.2 or later earlier than Dec. 21, 2017.

Consumers contended that their telephones’ efficiency suffered after they put in Apple software program updates. They stated this misled them into believing their telephones had been close to the tip of their lifecycles, requiring replacements or new batteries.

Apple attributed the issues primarily to temperature modifications, excessive utilization and different points, and stated its engineers labored rapidly and efficiently to deal with them. Analysts typically check with the slowing of iPhones as “throttling.”

Lawyers for the customers described the settlement as “fair, reasonable, and adequate.”

They known as funds of $25 per iPhone “considerable by any degree,” saying their damages skilled thought of $46 per iPhone the utmost potential.

The legal professionals plan to hunt as much as $93 million, equal to 30% of $310 million, in authorized charges, plus as much as $1.5 million for bills.

Following an preliminary outcry over sluggish iPhones, Apple apologized and lowered the worth for substitute batteries to $29 from $79.

The case is In re Apple Inc Device Performance Litigation, U.S. District Court, Northern District of California, No. 18-md-02827.