<ul data-eligibleForWebStory="true">BT is considering a potential takeover of struggling rival TalkTalk, amid financial difficulties and a customer exodus.TalkTalk, the fourth-largest telecoms group in the UK, lost 400,000 customers in the past year and faced financial challenges.TalkTalk was taken private by Toscafund in a leveraged buyout, adding significant debt to its balance sheet.A BT-TalkTalk merger would control about 36% of the UK broadband market.Recent reports suggest TalkTalk has fallen behind on payments to suppliers, including Openreach and CityFibre.TalkTalk cut 350 jobs last year as part of cost-cutting measures.If BT moves forward with a takeover, it could face objections from rivals and regulatory scrutiny.Virgin Media O2 has also considered the possibility of making an offer for TalkTalk.