Am 05.05.2017 um 21:41 schrieb Ulrich Sibiller: > Regarding Thunderbird: does it still crash after setting > gfx.xrender.enabled to true in about:config (respectively user.js)? It defaults to true; changing it to false doesn't change the behavior, so, yes, it (still) crashes. -Stefan -- BAUR-ITCS UG (haftungsbeschränkt) Geschäftsführer: Stefan Baur Eichenäckerweg 10, 89081 Ulm | Registergericht Ulm, HRB 724364 Fon/Fax 0731 40 34 66-36/-35 | USt-IdNr.: DE268653243